diff options
| author | Ron Minnich <Ron Minnich> | 2006-07-28 16:06:16 +0000 |
|---|---|---|
| committer | Ronald G. Minnich <rminnich@gmail.com> | 2006-07-28 16:06:16 +0000 |
| commit | 5e9dc231209c1a293b5a92a9ea78eb07ce0a3086 (patch) | |
| tree | 00c90e50087fba91bf5fb2cab050b3191b1daf46 /src | |
| parent | e534daa05ae7057ad615e15fa3021b19f4850fd0 (diff) | |
This patch adds support for the AMD LX cpu.
There is one global change to pci_ids.h. The rest are changes for LX. I
ran abuild and it is ok. Not all artec design changes are included as
some of them would adversely affect other mainboards. Indrek will need
to test.
Signed-off-by: Ron Minnich
Signed-off-by: Indrek Kruusa, indrek.kruusa@artecdesign.ee, artec
design.
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2350 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src')
28 files changed, 5492 insertions, 0 deletions
diff --git a/src/cpu/amd/model_lx/Config.lb b/src/cpu/amd/model_lx/Config.lb new file mode 100644 index 0000000000..43c6254061 --- /dev/null +++ b/src/cpu/amd/model_lx/Config.lb @@ -0,0 +1,8 @@ +dir /cpu/x86/tsc +dir /cpu/x86/fpu +dir /cpu/x86/mmx +dir /cpu/x86/lapic +dir /cpu/x86/cache +driver model_lx_init.o +object cpubug.o +object vsmsetup.o
\ No newline at end of file diff --git a/src/cpu/amd/model_lx/cpubug.c b/src/cpu/amd/model_lx/cpubug.c new file mode 100644 index 0000000000..4bbab3f933 --- /dev/null +++ b/src/cpu/amd/model_lx/cpubug.c @@ -0,0 +1,391 @@ +#include <console/console.h> +#include <arch/io.h> +#include <stdint.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <stdlib.h> +#include <string.h> +#include <bitops.h> +#include <cpu/amd/lxdef.h> +#include <cpu/x86/msr.h> +#include <cpu/x86/cache.h> + + +#if 0 +void +bug645(void){ + msr_t msr; + rdmsr(CPU_ID_CONFIG); + msr.whatever |= ID_CONFIG_SERIAL_SET; + wrmsr(msr); +} + +void +bug573(void){ + msr_t msr; + + msr = rdmsr(MC_GLD_MSR_PM); + msr.eax &= 0xfff3; + wrmsr(MC_GLD_MSR_PM); +} +#endif + +/************************************************************************** + * + * pcideadlock + * + * Bugtool #465 and #609 + * PCI cache deadlock + * There is also fix code in cache and PCI functions. This bug is very is pervasive. + * + * Entry: + * Exit: + * Modified: + * + **************************************************************************/ +static void +pcideadlock(void) +{ + msr_t msr; + + /* + * forces serialization of all load misses. Setting this bit prevents the + * DM pipe from backing up if a read request has to be held up waiting + * for PCI writes to complete. + */ + msr = rdmsr(CPU_DM_CONFIG0); + msr.hi &= ~(7<<DM_CONFIG0_UPPER_WSREQ_SHIFT); + msr.hi |= (2<<DM_CONFIG0_UPPER_WSREQ_SHIFT); + msr.lo |= DM_CONFIG0_LOWER_MISSER_SET; + wrmsr(CPU_DM_CONFIG0, msr); + + /* interlock instruction fetches to WS regions with data accesses. + * This prevents an instruction fetch from going out to PCI if the + * data side is about to make a request. + */ + msr = rdmsr(CPU_IM_CONFIG); + msr.lo |= IM_CONFIG_LOWER_QWT_SET; + wrmsr(CPU_IM_CONFIG, msr); + + /* write serialize memory hole to PCI. Need to unWS when something is + * shadowed regardless of cachablility. + */ + msr.lo = 0x021212121; + msr.hi = 0x021212121; + wrmsr( CPU_RCONF_A0_BF, msr); + wrmsr( CPU_RCONF_C0_DF, msr); + wrmsr( CPU_RCONF_E0_FF, msr); +} + +/**************************************************************************** + * + * CPUbug784 + * + * Bugtool #784 + #792 + * + * Fix CPUID instructions for < 3.0 CPUs + * + * Entry: + * Exit: + * Modified: + * + ****************************************************************************/ + +void bug784(void) +{ + msr_t msr; + //static char *name = "Geode by NSC"; + + /* we'll do this the stupid way, for now, but that's the string they want. NO ONE KNOWS why you + * would do this -- the OS can figure this type of stuff out! + */ + msr = rdmsr(0x3006); + msr.hi = 0x646f6547; + wrmsr(0x3006, msr); + + msr = rdmsr(0x3007); + msr.hi = 0x79622065; + msr.lo = 0x43534e20; + wrmsr(0x3007, msr); + + msr = rdmsr(0x3002); + wrmsr(0x3008, msr); + + /* More CPUID to match AMD better. #792*/ + msr = rdmsr(0x3009); + msr.hi = 0x0C0C0A13D; + msr.lo = 0x00000000; + wrmsr(0x3009, msr); +} + +/* cpubug 1398: enable MC if we KNOW we have DDR*/ +/************************************************************************** + * + * CPUbugIAENG1398 + * + * ClearQuest #IAENG1398 + * The MC can not be enabled with SDR memory but can for DDR. Enable for + * DDR here if the setup token is "Default" + * Add this back to core by default once 2.0 CPUs are not supported. + * Entry: + * Exit: + * Modified: + * + **************************************************************************/ +void eng1398(void) +{ + msr_t msr; + + msr = rdmsr(MSR_GLCP+0x17); + if ((msr.lo & 0xff) <= CPU_REV_2_0) { + msr = rdmsr(GLCP_SYS_RSTPLL); + if (msr.lo & (1<<RSTPPL_LOWER_SDRMODE_SHIFT)) + return; + } + + /* no CMOS/NVRAM to check, so enable MC Clock Gating */ + msr = rdmsr(MC_GLD_MSR_PM); + msr.lo |= 3; /* enable MC clock gating.*/ + wrmsr(MC_GLD_MSR_PM, msr); +} + +/*************************************************************************** + * + * CPUbugIAENG2900 + * + * Clear Quest IAENG00002900, VSS 118.150 + * + * BTB issue causes blue screen in windows, but the fix is required + * for all operating systems. + * + * Entry: + * Exit: + * Modified: + * + **************************************************************************/ +void +eng2900(void) +{ + msr_t msr; + + printk_debug("CPU_BUG:%s\n", __FUNCTION__); + /* Clear bit 43, disables the sysenter/sysexit in CPUID3 */ + msr = rdmsr(0x3003); + msr.hi &= 0xFFFFF7FF; + wrmsr(0x3003, msr); + + /* change this value to zero if you need to disable this BTB SWAPSiF. */ + if (1) { + + /* Disable enable_actions in DIAGCTL while setting up GLCP */ + msr.hi = 0; + msr.lo = 0; + wrmsr(MSR_GLCP + 0x005f, msr); + + /* Changing DBGCLKCTL register to GeodeLink */ + msr.hi = 0; + msr.lo = 0; + wrmsr(MSR_GLCP + 0x0016, msr); + + msr.hi = 0; + msr.lo = 2; + wrmsr(MSR_GLCP + 0x0016, msr); + + /* The code below sets up the CPU to stall for 4 GeodeLink + * clocks when CPU is snooped. Because setting XSTATE to 0 + * overrides any other XSTATE action, the code will always + * stall for 4 GeodeLink clocks after a snoop request goes + * away even if it occured a clock or two later than a + * different snoop; the stall signal will never 'glitch high' + * for only one or two CPU clocks with this code. + */ + + /* Send mb0 port 3 requests to upper GeodeLink diag bits + [63:32] */ + msr.hi = 0; + msr.lo = 0x80338041; + wrmsr(MSR_GLIU0 + 0x2005, msr); + + /* set5m watches request ready from mb0 to CPU (snoop) */ + msr.hi = 0x5ad68000; + msr.lo = 0; + wrmsr(MSR_GLCP + 0x0045, msr); + + /* SET4M will be high when state is idle (XSTATE=11) */ + msr.hi = 0; + msr.lo = 0x0140; + wrmsr(MSR_GLCP + 0x0044, msr); + + /* SET5n to watch for processor stalled state */ + msr.hi = 0x2000; + msr.lo = 0; + wrmsr(MSR_GLCP + 0x004D, msr); + + /* Writing action number 13: XSTATE=0 to occur when CPU is + snooped unless we're stalled */ + msr.hi = 0; + msr.lo = 0x00400000; + wrmsr(MSR_GLCP + 0x0075, msr); + + /* Writing action number 11: inc XSTATE every GeodeLink clock + unless we're idle */ + msr.hi = 0; + msr.lo = 0x30000; + wrmsr(MSR_GLCP + 0x0073, msr); + + /* Writing action number 5: STALL_CPU_PIPE when exitting idle + state or not in idle state */ + msr.hi = 0; + msr.lo = 0x00430000; + wrmsr(MSR_GLCP + 0x006D, msr); + + /* Writing DIAGCTL Register to enable the stall action and to + let set5m watch the upper GeodeLink diag bits. */ + msr.hi = 0; + msr.lo = 0x80004000; + wrmsr(MSR_GLCP + 0x005f, msr); + } +} + +void bug118253(void) +{ + /* GLPCI PIO Post Control shouldn't be enabled */ + msr_t msr; + + msr = rdmsr(GLPCI_SPARE); + msr.lo &= ~GLPCI_SPARE_LOWER_PPC_SET; + wrmsr(GLPCI_SPARE, msr); +} + +void bug118339(void) +{ + /* per AMD, do this always */ + msr_t msr = {0,0}; + int msrnum; + + /* Disable enable_actions in DIAGCTL while setting up GLCP */ + wrmsr(MSR_GLCP + 0x005f, msr); + + /* SET2M fires if VG pri is odd (3, not 2) and Ystate=0 */ + msrnum = MSR_GLCP + 0x042; + /* msr.hi = 2d6b8000h */; + msr.hi = 0x596b8000; + msr.lo = 0x00000a00; + wrmsr(msrnum, msr); + + /* SET3M fires if MBUS changed and VG pri is odd */ + msrnum = MSR_GLCP + 0x043; + msr.hi = 0x596b8040; + msr.lo = 0; + wrmsr(msrnum, msr); + + /* Put VG request data on lower diag bus */ + msrnum = MSR_GLIU0 + 0x2005; + msr.hi = 0; + msr.lo = 0x80338041; + wrmsr(msrnum, msr); + + /* Increment Y state if SET3M if true */ + msrnum = MSR_GLCP + 0x074; + msr.hi = 0; + msr.lo = 0x0000c000; + wrmsr(msrnum, msr); + + /* Set up MBUS action to PRI=3 read of MBIU */ + msrnum = MSR_GLCP + 0x020; + msr.hi = 0x0000d863; + msr.lo = 0x20002000; + wrmsr(msrnum, msr); + + /* Trigger MBUS action if VG=pri3 and Y=0, this blocks most PCI */ + msrnum = MSR_GLCP + 0x071; + msr.hi = 0; + msr.lo = 0x00000c00; + wrmsr(msrnum, msr); + + /* Writing DIAGCTL */ + msrnum = MSR_GLCP + 0x005f; + msr.hi = 0; + msr.lo = 0x80004000; + wrmsr(msrnum, msr); + + /* Code to enable FS2 even when BTB and VGTEAR SWAPSiFs are enabled */ + /* As per Todd Roberts in PBz1094 and PBz1095 */ + /* Moved from CPUREG to CPUBUG per Tom Sylla */ + msrnum = 0x04C000042; /* GLCP SETMCTL Register */; + msr = rdmsr(msrnum); + msr.hi |= 8; /* Bit 35 = MCP_IN */ + wrmsr(msrnum, msr); +} + + + +/****************************************************************************/ +/***/ +/** DisableMemoryReorder*/ +/***/ +/** PBZ 3659:*/ +/** The MC reordered transactions incorrectly and breaks coherency.*/ +/** Disable reording and take a potential performance hit.*/ +/** This is safe to do here and not in MC init since there is nothing*/ +/** to maintain coherency with and the cache is not enabled yet.*/ +/***/ +/***/ +/** Entry:*/ +/** Exit:*/ +/** Modified:*/ +/***/ +/****************************************************************************/ +void disablememoryreadorder(void) +{ + msr_t msr; + msr = rdmsr(MC_CF8F_DATA); + + msr.hi |= CF8F_UPPER_REORDER_DIS_SET; + wrmsr(MC_CF8F_DATA, msr); +} + +void +cpubug(void) +{ + msr_t msr; + int rev; +#if 0 //GX3 + msr = rdmsr(GLCP_CHIP_REVID); + + rev = msr.lo & 0xff; + if (rev < 0x20) { + printk_err("%s: rev < 0x20! bailing!\n"); + return; + } + printk_debug("Doing cpubug fixes for rev 0x%x\n", rev); + switch(rev) + { + case 0x20: + pcideadlock(); + eng1398(); + /* cs 5530 bug; ignore + bug752(); + */ + break; + case 0x21: + pcideadlock(); + eng1398(); + eng2900(); + bug118339(); + break; + case 0x22: + case 0x30: + break; + default: + printk_err("unknown rev %x, bailing\n", rev); + return; + } + bug784(); + bug118253(); + disablememoryreadorder(); + printk_debug("Done cpubug fixes \n"); +#endif + +} diff --git a/src/cpu/amd/model_lx/cpureginit.c b/src/cpu/amd/model_lx/cpureginit.c new file mode 100644 index 0000000000..58576c2fcd --- /dev/null +++ b/src/cpu/amd/model_lx/cpureginit.c @@ -0,0 +1,251 @@ + + +/* ***************************************************************************/ +/* **/ +/* * BIST */ +/* **/ +/* * GX2 BISTs need to be run before BTB or caches are enabled.*/ +/* * BIST result left in registers on failure to be checked with FS2.*/ +/* **/ +/* ***************************************************************************/ +static void +BIST(void){ + int msrnum; + msr_t msr; + + /* DM*/ + msrnum = CPU_DM_CONFIG0; + msr = rdmsr(msrnum); + msr.lo |= DM_CONFIG0_LOWER_DCDIS_SET; + wrmsr(msrnum, msr); + + msr.lo = 0x00000003F; + msr.hi = 0x000000000; + msrnum = CPU_DM_BIST; + wrmsr(msrnum, msr); + + outb(POST_CPU_DM_BIST_FAILURE, 0x80); /* 0x29*/ + msr = rdmsr(msrnum); /* read back for pass fail*/ + msr.lo &= 0x0F3FF0000; + if (msr.lo != 0xfeff0000) + goto BISTFail; + + msrnum = CPU_DM_CONFIG0; + msr = rdmsr(msrnum); + msr.lo &= ~ DM_CONFIG0_LOWER_DCDIS_SET; + wrmsr(msrnum, msr); + + /* FPU*/ + msr.lo = 0x000000131; + msr.hi = 0; + msrnum = CPU_FP_UROM_BIST; + wrmsr(msrnum, msr); + + outb(POST_CPU_FPU_BIST_FAILURE, 0x80); /* 0x89*/ + inb(0x80); /* IO delay*/ + msr = rdmsr(msrnum); /* read back for pass fail*/ + while ((msr.lo&0x884) != 0x884) + msr = rdmsr(msrnum); /* Endless loop if BIST is broken*/ + if ((msr.lo&0x642) != 0x642) + goto BISTFail; + + msr.lo = msr.hi = 0; /* clear FPU BIST bits*/ + msrnum = CPU_FP_UROM_BIST; + wrmsr(msrnum, msr); + + + /* BTB*/ + msr.lo = 0x000000303; + msr.hi = 0x000000000; + msrnum = CPU_PF_BTBRMA_BIST; + wrmsr(msrnum, msr); + + outb(POST_CPU_BTB_BIST_FAILURE , 0x80); /* 0x8A*/ + msr = rdmsr(msrnum); /* read back for pass fail*/ + if ((msr.lo & 0x3030) != 0x3030) + goto BISTFail; + + return; + +BISTFail: + print_err("BIST failed!\n"); + while(1); +} +/* ***************************************************************************/ +/* * cpuRegInit*/ +/* ***************************************************************************/ +void +cpuRegInit (void){ + int msrnum; + msr_t msr; + + //GX3 suspend: what is desired? + + /* Enable Suspend on Halt*/ + /*msrnum = CPU_XC_CONFIG; + msr = rdmsr(msrnum); + msr.lo |= XC_CONFIG_SUSP_ON_HLT; + wrmsr(msrnum, msr);*/ + + /* ENable SUSP and allow TSC to run in Suspend */ + /* to keep speed detection happy*/ + /*msrnum = CPU_BC_CONF_0; + msr = rdmsr(msrnum); + msr.lo |= TSC_SUSP_SET | SUSP_EN_SET; + wrmsr(msrnum, msr);*/ + + /* Setup throttling to proper mode if it is ever enabled.*/ + msrnum = 0x04C00001E; + msr.hi = 0x000000000; + msr.lo = 0x00000603C; + wrmsr(msrnum, msr); // GX3 OK +/- + + +/* Only do this if we are building for 5535*/ +/* */ +/* FooGlue Setup*/ +/* */ +#if 0 + /* Enable CIS mode B in FooGlue*/ + msrnum = MSR_FG + 0x10; + msr = rdmsr(msrnum); + msr.lo &= ~3; + msr.lo |= 2; /* ModeB*/ + wrmsr(msrnum, msr); +#endif + +/* */ +/* Disable DOT PLL. Graphics init will enable it if needed.*/ +/* */ + +// GX3: Disable DOT PLL? No. Lets tick. + +/* msrnum = GLCP_DOTPLL; + msr = rdmsr(msrnum); + msr.lo |= DOTPPL_LOWER_PD_SET; + wrmsr(msrnum, msr); */ + +/* */ +/* Enable RSDC*/ +/* */ + msrnum = 0x1301 ; + msr = rdmsr(msrnum); + msr.lo |= 0x08; + wrmsr(msrnum, msr); //GX3 OK + + +/* */ +/* BIST*/ +/* */ + /*if (getnvram( TOKEN_BIST_ENABLE) & == TVALUE_DISABLE) {*/ + { +// BIST(); + } + + +/* */ +/* Enable BTB*/ +/* */ + /* I hate to put this check here but it doesn't really work in cpubug.asm*/ + +//GX3: BTB is enabled by default + +/* msrnum = MSR_GLCP+0x17; + msr = rdmsr(msrnum); + if (msr.lo >= CPU_REV_2_1){ + msrnum = CPU_PF_BTB_CONF; + msr = rdmsr(msrnum); + msr.lo |= BTB_ENABLE_SET | RETURN_STACK_ENABLE_SET; + wrmsr(msrnum, msr); + } + + */ + +/* */ +/* FPU impercise exceptions bit*/ +/* */ + /*if (getnvram( TOKEN_FPU_IE_ENABLE) != TVALUE_DISABLE) {*/ + + + +// GX3: FPU impercise exceptions bit - what's that? +/* { + msrnum = CPU_FPU_MSR_MODE; + msr = rdmsr(msrnum); + msr.lo |= FPU_IE_SET; + wrmsr(msrnum, msr); + } + + */ + +#if 0 + /* */ + /* Cache Overides*/ + /* */ + /* This code disables the data cache. Don't execute this + * unless you're testing something. + */ + /* Allow NVRam to override DM Setup*/ + /*if (getnvram( TOKEN_CACHE_DM_MODE) != 1) {*/ + { + + msrnum = CPU_DM_CONFIG0; + msr = rdmsr(msrnum); + msr.lo |= DM_CONFIG0_LOWER_DCDIS_SET; + wrmsr(msrnum, msr); + } + /* This code disables the instruction cache. Don't execute + * this unless you're testing something. + */ + /* Allow NVRam to override IM Setup*/ + /*if (getnvram( TOKEN_CACHE_IM_MODE) ==1) {*/ + { + msrnum = CPU_IM_CONFIG; + msr = rdmsr(msrnum); + msr.lo |= IM_CONFIG_LOWER_ICD_SET; + wrmsr(msrnum, msr); + } +#endif +} + + + + +/* ***************************************************************************/ +/* **/ +/* * MTestPinCheckBX*/ +/* **/ +/* * Set MTEST pins to expected values from OPTIONS.INC/NVRAM*/ +/* * This version is called when there isn't a stack available*/ +/* **/ +/* ***************************************************************************/ +static void +MTestPinCheckBX (void){ + int msrnum; + msr_t msr; + + /*if (getnvram( TOKEN_MTEST_ENABLE) ==TVALUE_DISABLE ) {*/ + /* return ; */ + /* } */ + + /* Turn on MTEST*/ + msrnum = MC_CFCLK_DBUG; + msr = rdmsr(msrnum); + msr.hi |= CFCLK_UPPER_MTST_B2B_DIS_SET | CFCLK_UPPER_MTEST_EN_SET; + wrmsr(msrnum, msr); + + msrnum = GLCP_SYS_RSTPLL /* Get SDR/DDR mode from GLCP*/; + msr = rdmsr(msrnum); + msr.lo >>= RSTPPL_LOWER_SDRMODE_SHIFT; + if (msr.lo & 1) { + msrnum = MC_CFCLK_DBUG; /* Turn on SDR MTEST stuff*/ + msr = rdmsr(msrnum); + msr.lo |= CFCLK_LOWER_SDCLK_SET; + msr.hi |= CFCLK_UPPER_MTST_DQS_EN_SET; + wrmsr(msrnum, msr); + } + + /* Lock the cache down here.*/ + __asm__("wbinvd\n"); + +} diff --git a/src/cpu/amd/model_lx/model_lx_init.c b/src/cpu/amd/model_lx/model_lx_init.c new file mode 100644 index 0000000000..f7787538a9 --- /dev/null +++ b/src/cpu/amd/model_lx/model_lx_init.c @@ -0,0 +1,47 @@ +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <string.h> +#include <cpu/cpu.h> +#include <cpu/x86/lapic.h> +#include <cpu/x86/cache.h> + + +static void vsm_end_post_smi(void) +{ + __asm__ volatile ( + "push %ax\n" + "mov $0x5000, %ax\n" + ".byte 0x0f, 0x38\n" + "pop %ax\n" + ); +} + +static void model_lx_init(device_t dev) +{ + printk_debug("model_lx_init\n"); + + /* Turn on caching if we haven't already */ + x86_enable_cache(); + + /* Enable the local cpu apics */ + //setup_lapic(); + + vsm_end_post_smi(); + + printk_debug("model_lx_init DONE\n"); +}; + +static struct device_operations cpu_dev_ops = { + .init = model_lx_init, +}; + +static struct cpu_device_id cpu_table[] = { + { X86_VENDOR_AMD, 0x05A2 }, + { 0, 0 }, +}; + +static struct cpu_driver driver __cpu_driver = { + .ops = &cpu_dev_ops, + .id_table = cpu_table, +}; diff --git a/src/cpu/amd/model_lx/syspreinit.c b/src/cpu/amd/model_lx/syspreinit.c new file mode 100644 index 0000000000..e3ad95235d --- /dev/null +++ b/src/cpu/amd/model_lx/syspreinit.c @@ -0,0 +1,22 @@ +/* ***************************************************************************/ +/* **/ +/* * StartTimer1*/ +/* **/ +/* * Entry: none*/ +/* * Exit: Starts Timer 1 for port 61 use*/ +/* * Destroys: Al,*/ +/* **/ +/* ***************************************************************************/ +void +StartTimer1(void){ + outb(0x56, 0x43); + outb(0x12, 0x41); +} + +void +SystemPreInit(void){ + + /* they want a jump ... */ + __asm__("jmp .+2\ninvd\njmp.+2\n"); + StartTimer1(); +} diff --git a/src/cpu/amd/model_lx/vsmsetup.c b/src/cpu/amd/model_lx/vsmsetup.c new file mode 100644 index 0000000000..d8381debed --- /dev/null +++ b/src/cpu/amd/model_lx/vsmsetup.c @@ -0,0 +1,855 @@ +#include <console/console.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <device/pci_ops.h> +#undef __KERNEL__ +#include <arch/io.h> +#include <string.h> +#include <cpu/amd/lxdef.h> + +/* what a mess this uncompress thing is. I am not at all happy about how this + * was done, but can't fix it yet. RGM + */ +#warning "Fix the uncompress once linuxbios knows how to do it" +// This GETBIT is supposed to work on little endian +// 32bit systems. The algorithm will definitely need +// some fixing on other systems, but it might not be +// a problem since the nrv2b binary behaves the same.. + +#ifndef ENDIAN +#define ENDIAN 0 +#endif +#ifndef BITSIZE +#define BITSIZE 32 +#endif + +#define GETBIT_8(bb, src, ilen) \ + (((bb = bb & 0x7f ? bb*2 : ((unsigned)src[ilen++]*2+1)) >> 8) & 1) + +#define GETBIT_LE16(bb, src, ilen) \ + (bb*=2,bb&0xffff ? (bb>>16)&1 : (ilen+=2,((bb=(src[ilen-2]+src[ilen-1]*256u)*2+1)>>16)&1)) +#define GETBIT_LE32(bb, src, ilen) \ + (bc > 0 ? ((bb>>--bc)&1) : (bc=31,\ + bb=*(const uint32_t *)((src)+ilen),ilen+=4,(bb>>31)&1)) + +#if ENDIAN == 0 && BITSIZE == 8 +#define GETBIT(bb, src, ilen) GETBIT_8(bb, src, ilen) +#endif +#if ENDIAN == 0 && BITSIZE == 16 +#define GETBIT(bb, src, ilen) GETBIT_LE16(bb, src, ilen) +#endif +#if ENDIAN == 0 && BITSIZE == 32 +#define GETBIT(bb, src, ilen) GETBIT_LE32(bb, src, ilen) +#endif + +static unsigned long unrv2b(uint8_t * src, uint8_t * dst) +{ + unsigned long ilen = 0, olen = 0, last_m_off = 1; + uint32_t bb = 0; + unsigned bc = 0; + const uint8_t *m_pos; + unsigned long file_len = *(unsigned long *) src; + + printk_debug("compressed file len is supposed to be %d bytes\n", file_len); + // skip length + src += 4; + /* FIXME: check olen with the length stored in first 4 bytes */ + + for (;;) { + unsigned int m_off, m_len; + while (GETBIT(bb, src, ilen)) { + dst[olen++] = src[ilen++]; + } + + m_off = 1; + do { + m_off = m_off * 2 + GETBIT(bb, src, ilen); + } while (!GETBIT(bb, src, ilen)); + if (m_off == 2) { + m_off = last_m_off; + } else { + m_off = (m_off - 3) * 256 + src[ilen++]; + if (m_off == 0xffffffffU) + break; + last_m_off = ++m_off; + } + + m_len = GETBIT(bb, src, ilen); + m_len = m_len * 2 + GETBIT(bb, src, ilen); + if (m_len == 0) { + m_len++; + do { + m_len = m_len * 2 + GETBIT(bb, src, ilen); + } while (!GETBIT(bb, src, ilen)); + m_len += 2; + } + m_len += (m_off > 0xd00); + + m_pos = dst + olen - m_off; + dst[olen++] = *m_pos++; + do { + dst[olen++] = *m_pos++; + } while (--m_len > 0); + } + + printk_debug("computed len is %d, file len is %d\n", olen, file_len); + return olen; + +} + +/* vsmsetup.c derived from vgabios.c. Derived from: */ + +/*------------------------------------------------------------ -*- C -*- + * 2 Kernel Monte a.k.a. Linux loading Linux on x86 + * + * Erik Arjan Hendriks <hendriks@lanl.gov> + * + * This version is a derivative of the original two kernel monte + * which is (C) 2000 Scyld. + * + * Copyright (C) 2000 Scyld Computing Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * Portions related to the alpha architecture are: + * + * Copyright(C) 2001 University of California. LA-CC Number 01-67. + * This software has been authored by an employee or employees of the + * University of California, operator of the Los Alamos National + * Laboratory under Contract No. W-7405-ENG-36 with the U.S. + * Department of Energy. The U.S. Government has rights to use, + * reproduce, and distribute this software. If the software is + * modified to produce derivative works, such modified software should + * be clearly marked, so as not to confuse it with the version + * available from LANL. + * + * This software may be used and distributed according to the terms + * of the GNU General Public License, incorporated herein by + * reference to http://www.gnu.org/licenses/gpl.html. + * + * This software is provided by the author(s) "as is" and any express + * or implied warranties, including, but not limited to, the implied + * warranties of merchantability and fitness for a particular purpose + * are disclaimed. In no event shall the author(s) be liable for any + * direct, indirect, incidental, special, exemplary, or consequential + * damages (including, but not limited to, procurement of substitute + * goods or services; loss of use, data, or profits; or business + * interruption) however caused and on any theory of liability, + * whether in contract, strict liability, or tort (including + * negligence or otherwise) arising in any way out of the use of this + * software, even if advised of the possibility of such damage. + * + * $Id: Exp $ + *--------------------------------------------------------------------*/ + +/* Modified to be a self sufficient plug in so that it can be used + without reliance on other parts of core Linuxbios + (C) 2005 Nick.Barker9@btinternet.com + + Used initially for epia-m where there are problems getting the bios + emulator to successfully run this bios. +*/ + +/* Declare a temporary global descriptor table - necessary because the + Core part of the bios no longer sets up any 16 bit segments */ +__asm__ ( + /* pointer to original gdt */ + "gdtarg: \n" + " .word gdt_limit \n" + " .long gdt \n" + + /* compute the table limit */ + "__mygdt_limit = __mygdt_end - __mygdt - 1 \n" + + "__mygdtaddr: \n" + " .word __mygdt_limit \n" + " .long __mygdt \n" + + "__mygdt: \n" + /* selgdt 0, unused */ + " .word 0x0000, 0x0000 \n" + " .byte 0x00, 0x00, 0x00, 0x00 \n" + + /* selgdt 8, unused */ + " .word 0x0000, 0x0000 \n" + " .byte 0x00, 0x00, 0x00, 0x00 \n" + + /* selgdt 0x10, flat code segment */ + " .word 0xffff, 0x0000 \n" + " .byte 0x00, 0x9b, 0xcf, 0x00 \n" + + /* selgdt 0x18, flat data segment */ + " .word 0xffff, 0x0000 \n" + " .byte 0x00, 0x93, 0xcf, 0x00 \n" + + /* selgdt 0x20, unused */ + " .word 0x0000, 0x0000 \n" + " .byte 0x00, 0x00, 0x00, 0x00 \n" + + /* selgdt 0x28 16-bit 64k code at 0x00000000 */ + " .word 0xffff, 0x0000 \n" + " .byte 0, 0x9a, 0, 0 \n" + + /* selgdt 0x30 16-bit 64k data at 0x00000000 */ + " .word 0xffff, 0x0000 \n" + " .byte 0, 0x92, 0, 0 \n" + + "__mygdt_end: \n" +); + +/* Declare a pointer to where our idt is going to be i.e. at mem zero */ +__asm__ ("__myidt: \n" + /* 16-bit limit */ + " .word 1023 \n" + /* 24-bit base */ + " .long 0 \n" + " .word 0 \n" +); + +/* The address arguments to this function are PHYSICAL ADDRESSES */ +static void real_mode_switch_call_vsm(unsigned long smm, unsigned long sysm) +{ + __asm__ __volatile__ ( + // paranoia -- does ecx get saved? not sure. This is + // the easiest safe thing to do. + " pushal \n" + /* save the stack */ + " mov %esp, __stack \n" + " jmp 1f \n" + "__stack: .long 0 \n" + "1:\n" + /* get devfn into %ecx */ + " movl %esp, %ebp \n" +#if 0 + /* I'm not happy about that pushal followed by esp-relative references. + * just do hard-codes for now + */ + " movl 8(%ebp), %ecx \n" + " movl 12(%ebp), %edx \n" +#endif + " movl $0x10000026, %ecx \n" + " movl $0x10000028, %edx \n" + + /* load 'our' gdt */ + " lgdt %cs:__mygdtaddr \n" + + /* This configures CS properly for real mode. */ + " ljmp $0x28, $__rms_16bit\n" + "__rms_16bit: \n" + " .code16 \n" + /* 16 bit code from here on... */ + + /* Load the segment registers w/ properly configured segment + * descriptors. They will retain these configurations (limits, + * writability, etc.) once protected mode is turned off. */ + " mov $0x30, %ax \n" + " mov %ax, %ds \n" + " mov %ax, %es \n" + " mov %ax, %fs \n" + " mov %ax, %gs \n" + " mov %ax, %ss \n" + + /* Turn off protection (bit 0 in CR0) */ + " movl %cr0, %eax \n" + " andl $0xFFFFFFFE, %eax \n" + " movl %eax, %cr0 \n" + + /* Now really going into real mode */ + " ljmp $0, $__rms_real\n" + "__rms_real: \n" + + /* put the stack at the end of page zero. + * that way we can easily share it between real and protected, + * since the 16-bit ESP at segment 0 will work for any case. */ + /* Setup a stack */ + " mov $0x0, %ax \n" + " mov %ax, %ss \n" + " movl $0x1000, %eax \n" + " movl %eax, %esp \n" + + /* Load our 16 it idt */ + " xor %ax, %ax \n" + " mov %ax, %ds \n" + " lidt __myidt \n" + + /* Dump zeros in the other segregs */ + " mov %ax, %es \n" + /* FixMe: Big real mode for gs, fs? */ + " mov %ax, %fs \n" + " mov %ax, %gs \n" + " mov $0x40, %ax \n" + " mov %ax, %ds \n" + //" mov %cx, %ax \n" + " movl $0x10000026, %ecx \n" + " movl $0x10000028, %edx \n" + + /* run VGA BIOS at 0x6000:0020 */ + " lcall $0x6000, $0x0020\n" + + /* if we got here, just about done. + * Need to get back to protected mode */ + " movl %cr0, %eax \n" + " orl $0x0000001, %eax\n" /* PE = 1 */ + " movl %eax, %cr0 \n" + + /* Now that we are in protected mode jump to a 32 bit code segment. */ + " data32 ljmp $0x10, $vsmrestart\n" + "vsmrestart:\n" + " .code32\n" + " movw $0x18, %ax \n" + " mov %ax, %ds \n" + " mov %ax, %es \n" + " mov %ax, %fs \n" + " mov %ax, %gs \n" + " mov %ax, %ss \n" + + /* restore proper gdt and idt */ + " lgdt %cs:gdtarg \n" + " lidt idtarg \n" + + ".globl vsm_exit \n" + "vsm_exit: \n" + " mov __stack, %esp \n" + " popal \n" + ); +} + +__asm__ (".text\n""real_mode_switch_end:\n"); +extern char real_mode_switch_end[]; + + +void do_vsmbios(void) +{ + device_t dev; + unsigned long busdevfn; + unsigned int rom = 0; + unsigned char *buf; + unsigned int size = SMM_SIZE*1024; + int i; + + printk_err("do_vsmbios\n"); + /* clear vsm bios data area */ + for (i = 0x400; i < 0x500; i++) { + *(unsigned char *) i = 0; + } + + /* declare rom address here - keep any config data out of the way + * of core LXB stuff */ + + /* this is the base of rom on the GX2 at present. At some point, this has to be + * much better parameterized + */ + //rom = 0xfff80000; + //rom = 0xfffc0000; + /* the VSA starts at the base of rom - 64 */ + //rom = ((unsigned long) 0) - (ROM_SIZE + 64*1024); + + rom = 0xfffc0000; + + buf = (unsigned char *) 0x60000; + unrv2b((uint8_t *)rom, buf); + printk_debug("buf %p *buf %d buf[256k] %d\n", + buf, buf[0], buf[SMM_SIZE*1024]); + printk_debug("buf[0x20] signature is %x:%x:%x:%x\n", + buf[0x20] ,buf[0x21] ,buf[0x22],buf[0x23]); + /* check for post code at start of vsainit.bin. If you don't see it, + don't bother. */ + if ((buf[0x20] != 0xb0) || (buf[0x21] != 0x10) || + (buf[0x22] != 0xe6) || (buf[0x23] != 0x80)) { + printk_err("do_vsmbios: no vsainit.bin signature, skipping!\n"); + return; + } + + //memcpy((void *) 0x60000, buf, size); + + //for (i = 0; i < 0x800000; i++) + // outb(0xaa, 0x80); + + /* ecx gets smm, edx gets sysm */ + printk_err("Call real_mode_switch_call_vsm\n"); + real_mode_switch_call_vsm(0x10000026, 0x10000028); + + /* restart timer 1 */ + outb(0x56, 0x43); + outb(0x12, 0x41); +} + + +// we had hoped to avoid this. +// this is a stub IDT only. It's main purpose is to ignore calls +// to the BIOS. +// no longer. Dammit. We have to respond to these. +struct realidt { + unsigned short offset, cs; +}; + +// from a handy writeup that andrey found. + +// handler. +// There are some assumptions we can make here. +// First, the Top Of Stack (TOS) is located on the top of page zero. +// we can share this stack between real and protected mode. +// that simplifies a lot of things ... +// we'll just push all the registers on the stack as longwords, +// and pop to protected mode. +// second, since this only ever runs as part of linuxbios, +// we know all the segment register values -- so we don't save any. +// keep the handler that calls things small. It can do a call to +// more complex code in linuxbios itself. This helps a lot as we don't +// have to do address fixup in this little stub, and calls are absolute +// so the handler is relocatable. +void handler(void) +{ + __asm__ __volatile__ ( + " .code16 \n" + "idthandle: \n" + " pushal \n" + " movb $0, %al \n" + " ljmp $0, $callbiosint16\n" + "end_idthandle: \n" + " .code32 \n" + ); +} + +void debughandler(void) +{ + __asm__ __volatile__ ( + " .code16 \n" + "debughandle: \n" + " pushw %cx \n" + " movw $250, %cx \n" + "dbh1: \n" + " loop dbh1 \n" + " popw %cx \n" + " iret \n" + "end_debughandle: \n" + ".code32 \n" + ); +} + +// Calling conventions. The first C function is called with this stuff +// on the stack. They look like value parameters, but note that if you +// modify them they will go back to the INTx function modified. +// the C function will call the biosint function with these as +// REFERENCE parameters. In this way, we can easily get +// returns back to the INTx caller (i.e. vgabios) +void callbiosint(void) +{ + __asm__ __volatile__ ( + " .code16 \n" + "callbiosint16: \n" + " push %ds \n" + " push %es \n" + " push %fs \n" + " push %gs \n" + // clean up the int #. To save space we put it in the lower + // byte. But the top 24 bits are junk. + " andl $0xff, %eax\n" + // this push does two things: + // - put the INT # on the stack as a parameter + // - provides us with a temp for the %cr0 mods. + " pushl %eax \n" + " movb $0xbb, %al\n" + " outb %al, $0x80\n" + " movl %cr0, %eax\n" + " orl $0x00000001, %eax\n" /* PE = 1 */ + " movl %eax, %cr0\n" + /* Now that we are in protected mode jump to a 32 bit code segment. */ + " data32 ljmp $0x10, $biosprotect\n" + "biosprotect: \n" + " .code32 \n" + " movw $0x18, %ax \n" + " mov %ax, %ds \n" + " mov %ax, %es \n" + " mov %ax, %fs \n" + " mov %ax, %gs \n" + " mov %ax, %ss \n" + " lidt idtarg \n" + " call biosint \n" + // back to real mode ... + " ljmp $0x28, $__rms_16bit2\n" + "__rms_16bit2: \n" + " .code16 \n" + /* 16 bit code from here on... */ + /* Load the segment registers w/ properly configured segment + * descriptors. They will retain these configurations (limits, + * writability, etc.) once protected mode is turned off. */ + " mov $0x30, %ax \n" + " mov %ax, %ds \n" + " mov %ax, %es \n" + " mov %ax, %fs \n" + " mov %ax, %gs \n" + " mov %ax, %ss \n" + + /* Turn off protection (bit 0 in CR0) */ + " movl %cr0, %eax \n" + " andl $0xFFFFFFFE, %eax \n" + " movl %eax, %cr0 \n" + + /* Now really going into real mode */ + " ljmp $0, $__rms_real2 \n" + "__rms_real2: \n" + + /* Setup a stack + * FixME: where is esp? */ + /* no need for a fix here. The esp is shared from 32-bit and 16-bit mode. + * you have to hack on the ss, but the esp remains the same across + * modes. + */ + " mov $0x0, %ax \n" + " mov %ax, %ss \n" + + /* debugging for RGM */ + " mov $0x11, %al \n" + " outb %al, $0x80 \n" + + /* Load our 16 bit idt */ + " xor %ax, %ax \n" + " mov %ax, %ds \n" + " lidt __myidt \n" + + /* Dump zeros in the other segregs */ + " mov %ax, %es \n" + " mov %ax, %fs \n" + " mov %ax, %gs \n" + " mov $0x40, %ax \n" + " mov %ax, %ds \n" + + /* pop the INT # that you pushed earlier */ + " popl %eax \n" + " pop %gs \n" + " pop %fs \n" + " pop %es \n" + " pop %ds \n" + " popal \n" + " iret \n" + " .code32 \n" + ); +} + +enum { + PCIBIOS = 0x1a, + MEMSIZE = 0x12 +}; + +int pcibios(unsigned long *pedi, unsigned long *pesi, unsigned long *pebp, + unsigned long *pesp, unsigned long *pebx, unsigned long *pedx, + unsigned long *pecx, unsigned long *peax, unsigned long *pflags); + +int handleint21(unsigned long *pedi, unsigned long *pesi, unsigned long *pebp, + unsigned long *pesp, unsigned long *pebx, unsigned long *pedx, + unsigned long *pecx, unsigned long *peax, unsigned long *pflags + ); + +int biosint(unsigned long intnumber, + unsigned long gsfs, unsigned long dses, + unsigned long edi, unsigned long esi, + unsigned long ebp, unsigned long esp, + unsigned long ebx, unsigned long edx, + unsigned long ecx, unsigned long eax, + unsigned long cs_ip, unsigned short stackflags) +{ + unsigned long ip; + unsigned long cs; + unsigned long flags; + int ret = -1; + + ip = cs_ip & 0xffff; + cs = cs_ip >> 16; + flags = stackflags; + + printk_debug("biosint: INT# 0x%lx\n", intnumber); + printk_debug("biosint: eax 0x%lx ebx 0x%lx ecx 0x%lx edx 0x%lx\n", + eax, ebx, ecx, edx); + printk_debug("biosint: ebp 0x%lx esp 0x%lx edi 0x%lx esi 0x%lx\n", + ebp, esp, edi, esi); + printk_debug("biosint: ip 0x%x cs 0x%x flags 0x%x\n", + ip, cs, flags); + printk_debug("biosint: gs 0x%x fs 0x%x ds 0x%x es 0x%x\n", + gsfs >> 16, gsfs & 0xffff, dses >> 16, dses & 0xffff); + + // cases in a good compiler are just as good as your own tables. + switch (intnumber) { + case 0 ... 15: + // These are not BIOS service, but the CPU-generated exceptions + printk_info("biosint: Oops, exception %u\n", intnumber); + if (esp < 0x1000) { + printk_debug("Stack contents: "); + while (esp < 0x1000) { + printk_debug("0x%04x ", *(unsigned short *) esp); + esp += 2; + } + printk_debug("\n"); + } + printk_debug("biosint: Bailing out ... not now\n"); + // "longjmp" + //vga_exit(); + break; + + case PCIBIOS: + ret = pcibios( &edi, &esi, &ebp, &esp, + &ebx, &edx, &ecx, &eax, &flags); + break; + case MEMSIZE: + // who cares. + eax = 64 * 1024; + ret = 0; + break; + case 0x15: + ret=handleint21( &edi, &esi, &ebp, &esp, + &ebx, &edx, &ecx, &eax, &flags); + break; + default: + printk_info("BIOSINT: Unsupport int #0x%x\n", + intnumber); + break; + } + if (ret) + flags |= 1; // carry flags + else + flags &= ~1; + stackflags = flags; + return ret; +} + + +void setup_realmode_idt(void) +{ + extern unsigned char idthandle, end_idthandle; + extern unsigned char debughandle, end_debughandle; + + int i; + struct realidt *idts = (struct realidt *) 0; + int codesize = &end_idthandle - &idthandle; + unsigned char *intbyte, *codeptr; + + // for each int, we create a customized little handler + // that just pushes %ax, puts the int # in %al, + // then calls the common interrupt handler. + // this necessitated because intel didn't know much about + // architecture when they did the 8086 (it shows) + // (hmm do they know anymore even now :-) + // obviously you can see I don't really care about memory + // efficiency. If I did I would probe back through the stack + // and get it that way. But that's really disgusting. + for (i = 0; i < 256; i++) { + idts[i].cs = 0; + codeptr = (char*) 4096 + i * codesize; + idts[i].offset = (unsigned) codeptr; + memcpy(codeptr, &idthandle, codesize); + intbyte = codeptr + 3; + *intbyte = i; + } + + // fixed entry points + + // VGA BIOSes tend to hardcode f000:f065 as the previous handler of + // int10. + // calling convention here is the same as INTs, we can reuse + // the int entry code. + codeptr = (char*) 0xff065; + memcpy(codeptr, &idthandle, codesize); + intbyte = codeptr + 3; + *intbyte = 0x42; /* int42 is the relocated int10 */ + + /* debug handler - useful to set a programmable delay between instructions if the + TF bit is set upon call to real mode */ + idts[1].cs = 0; + idts[1].offset = 16384; + memcpy(16384, &debughandle, &end_debughandle - &debughandle); +} + + + +enum { + CHECK = 0xb001, + FINDDEV = 0xb102, + READCONFBYTE = 0xb108, + READCONFWORD = 0xb109, + READCONFDWORD = 0xb10a, + WRITECONFBYTE = 0xb10b, + WRITECONFWORD = 0xb10c, + WRITECONFDWORD = 0xb10d +}; + +// errors go in AH. Just set these up so that word assigns +// will work. KISS. +enum { + PCIBIOS_NODEV = 0x8600, + PCIBIOS_BADREG = 0x8700 +}; + +int +pcibios(unsigned long *pedi, unsigned long *pesi, unsigned long *pebp, + unsigned long *pesp, unsigned long *pebx, unsigned long *pedx, + unsigned long *pecx, unsigned long *peax, unsigned long *pflags) +{ + unsigned long edi = *pedi; + unsigned long esi = *pesi; + unsigned long ebp = *pebp; + unsigned long esp = *pesp; + unsigned long ebx = *pebx; + unsigned long edx = *pedx; + unsigned long ecx = *pecx; + unsigned long eax = *peax; + unsigned long flags = *pflags; + unsigned short func = (unsigned short) eax; + int retval = 0; + unsigned short devid, vendorid, devfn; + short devindex; /* Use short to get rid of gabage in upper half of 32-bit register */ + unsigned char bus; + device_t dev; + + switch(func) { + case CHECK: + *pedx = 0x4350; + *pecx = 0x2049; + retval = 0; + break; + case FINDDEV: + { + devid = *pecx; + vendorid = *pedx; + devindex = *pesi; + dev = 0; + while ((dev = dev_find_device(vendorid, devid, dev))) { + if (devindex <= 0) + break; + devindex--; + } + if (dev) { + unsigned short busdevfn; + *peax = 0; + // busnum is an unsigned char; + // devfn is an int, so we mask it off. + busdevfn = (dev->bus->secondary << 8) + | (dev->path.u.pci.devfn & 0xff); + printk_debug("0x%x: return 0x%x\n", func, busdevfn); + *pebx = busdevfn; + retval = 0; + } else { + *peax = PCIBIOS_NODEV; + retval = -1; + } + } + break; + case READCONFDWORD: + case READCONFWORD: + case READCONFBYTE: + case WRITECONFDWORD: + case WRITECONFWORD: + case WRITECONFBYTE: + { + unsigned long dword; + unsigned short word; + unsigned char byte; + unsigned char reg; + + devfn = *pebx & 0xff; + bus = *pebx >> 8; + reg = *pedi; + dev = dev_find_slot(bus, devfn); + if (! dev) { + printk_debug("0x%x: BAD DEVICE bus %d devfn 0x%x\n", func, bus, devfn); + // idiots. the pcibios guys assumed you'd never pass a bad bus/devfn! + *peax = PCIBIOS_BADREG; + retval = -1; + } + switch(func) { + case READCONFBYTE: + byte = pci_read_config8(dev, reg); + *pecx = byte; + break; + case READCONFWORD: + word = pci_read_config16(dev, reg); + *pecx = word; + break; + case READCONFDWORD: + dword = pci_read_config32(dev, reg); + *pecx = dword; + break; + case WRITECONFBYTE: + byte = *pecx; + pci_write_config8(dev, reg, byte); + break; + case WRITECONFWORD: + word = *pecx; + pci_write_config16(dev, reg, word); + break; + case WRITECONFDWORD: + dword = *pecx; + pci_write_config32(dev, reg, dword); + break; + } + + if (retval) + retval = PCIBIOS_BADREG; + printk_debug("0x%x: bus %d devfn 0x%x reg 0x%x val 0x%lx\n", + func, bus, devfn, reg, *pecx); + *peax = 0; + retval = 0; + } + break; + default: + printk_err("UNSUPPORTED PCIBIOS FUNCTION 0x%x\n", func); + break; + } + + return retval; +} + +int handleint21(unsigned long *edi, unsigned long *esi, unsigned long *ebp, + unsigned long *esp, unsigned long *ebx, unsigned long *edx, + unsigned long *ecx, unsigned long *eax, unsigned long *flags) +{ + int res=-1; + printk_debug("handleint21, eax 0x%x\n", *eax); + switch(*eax&0xffff) + { + case 0x5f19: + break; + case 0x5f18: + *eax=0x5f; + *ebx=0x545; // MCLK = 133, 32M frame buffer, 256 M main memory + *ecx=0x060; + res=0; + break; + case 0x5f00: + *eax = 0x8600; + break; + case 0x5f01: + *eax = 0x5f; + *ecx = (*ecx & 0xffffff00 ) | 2; // panel type = 2 = 1024 * 768 + res = 0; + break; + case 0x5f02: + *eax=0x5f; + *ebx= (*ebx & 0xffff0000) | 2; + *ecx= (*ecx & 0xffff0000) | 0x401; // PAL + crt only + *edx= (*edx & 0xffff0000) | 0; // TV Layout - default + res=0; + break; + case 0x5f0f: + *eax=0x860f; + break; + case 0xBEA7: + *eax=33; + break; + case 0xBEA4: + *eax=333; + break; + } + return res; +} diff --git a/src/include/cpu/amd/lxdef.h b/src/include/cpu/amd/lxdef.h new file mode 100644 index 0000000000..6f04dd9364 --- /dev/null +++ b/src/include/cpu/amd/lxdef.h @@ -0,0 +1,1136 @@ +#ifndef CPU_AMD_LXDEF_H +#define CPU_AMD_LXDEF_H +#define CPU_ID_1_X 0x540 /* Stepping ID 1.x*/ +#define CPU_ID_2_0 0x551 /* Stepping ID 2.0*/ +#define CPU_ID_2_1 0x552 /* Stepping ID 2.1*/ +#define CPU_ID_2_2 0x553 /* Stepping ID 2.2*/ + +#define CPU_REV_1_0 0x011 +#define CPU_REV_1_1 0x012 +#define CPU_REV_1_2 0x013 +#define CPU_REV_1_3 0x014 +#define CPU_REV_2_0 0x020 +#define CPU_REV_2_1 0x021 +#define CPU_REV_2_2 0x022 +#define CPU_REV_3_0 0x030 +/* GeodeLink Control Processor Registers, GLIU1, Port 3 */ +#define GLCP_CLK_DIS_DELAY 0x4c000008 +#define GLCP_PMCLKDISABLE 0x4c000009 +#define GLCP_CHIP_REVID 0x4c000017 + +/* GLCP_SYS_RSTPLL, Upper 32 bits */ +#define GLCP_SYS_RSTPLL_MDIV_SHIFT 9 +#define GLCP_SYS_RSTPLL_VDIV_SHIFT 6 +#define GLCP_SYS_RSTPLL_FBDIV_SHIFT 0 + +/* GLCP_SYS_RSTPLL, Lower 32 bits */ +#define GLCP_SYS_RSTPLL_SWFLAGS_SHIFT 26 +#define GLCP_SYS_RSTPLL_SWFLAGS_MASK (0x3f << 26) + +#define GLCP_SYS_RSTPLL_LOCKWAIT 24 +#define GLCP_SYS_RSTPLL_HOLDCOUNT 16 +#define GLCP_SYS_RSTPLL_BYPASS 15 +#define GLCP_SYS_RSTPLL_PD 14 +#define GLCP_SYS_RSTPLL_RESETPLL 13 +#define GLCP_SYS_RSTPLL_DDRMODE 10 +#define GLCP_SYS_RSTPLL_VA_SEMI_SYNC_MODE 9 +#define GLCP_SYS_RSTPLL_PCI_SEMI_SYNC_MODE 8 +#define GLCP_SYS_RSTPLL_CHIP_RESET 0 + +/* MSR routing as follows*/ +/* MSB = 1 means not for CPU*/ +/* next 3 bits 1st port*/ +/* next3 bits next port if through an GLIU*/ +/* etc...*/ + +/*Redcloud as follows.*/ +/* GLIU0*/ +/* port0 - GLIU0*/ +/* port1 - MC*/ +/* port2 - GLIU1*/ +/* port3 - CPU*/ +/* port4 - VG*/ +/* port5 - GP*/ +/* port6 - DF*/ + +/* GLIU1*/ +/* port1 - GLIU0*/ +/* port3 - GLCP*/ +/* port4 - PCI*/ +/* port5 - FG*/ + + +/* start GX3 def, differences are marked with GX3 comment */ + +#define GL0_GLIU0 0 +#define GL0_MC 1 +#define GL0_GLIU1 2 +#define GL0_CPU 3 +#define GL0_VG 4 +#define GL0_GP 5 +//#define GL0_DF 6 //GX3 no such thing as VP port + +#define GL1_GLIU0 1 +//GX3 VP port +#define GL1_DF 2 +#define GL1_GLCP 3 +#define GL1_PCI 4 +#define GL1_VIP 5 +#define GL1_AES 6 + +#define MSR_GLIU0 (GL0_GLIU0 << 29) + (1 << 28) /* 1000xxxx - To get on GeodeLink one bit has to be set */ +#define MSR_MC (GL0_MC << 29) /* 2000xxxx */ +#define MSR_GLIU1 (GL0_GLIU1 << 29) /* 4000xxxx */ +#define MSR_CPU (GL0_CPU << 32) /* 0000xxxx - this is not used for BIOS */ //GX3 +#define MSR_VG (GL0_VG << 29) /* 8000xxxx */ +#define MSR_GP (GL0_GP << 29) /* A000xxxx */ +//#define MSR_DF (GL0_DF << 29) /* C000xxxx */ //GX3 no such thing + +#define MSR_GLCP (GL1_GLCP << 26) + MSR_GLIU1 /* 4C00xxxx */ +#define MSR_PCI (GL1_PCI << 26) + MSR_GLIU1 /* 5000xxxx */ +//#define MSR_FG (GL1_FG << 26) + MSR_GLIU1 /* 5400xxxx */ //GX3: no such thing +#define MSR_VIP ((GL1_VIP << 26) + MSR_GLIU1) /* 5400xxxx */ +#define MSR_AES ((GL1_AES << 26) + MSR_GLIU1) /* 5800xxxx */ +/* South Bridge*/ +#define SB_PORT 2 /* port of the SouthBridge */ +#define MSR_SB ((SB_PORT << 23) + MSR_PCI) /* 5100xxxx - address to the SouthBridge*/ +#define SB_SHIFT 20 /* 29 -> 26 -> 23 -> 20...... When making a SB address uses this shift.*/ + + +/**/ +/*GeodeLink Interface Unit 0 (GLIU0) port0*/ +/**/ + +#define GLIU0_GLD_MSR_CAP (MSR_GLIU0 + 0x2000) +#define GLIU0_GLD_MSR_PM (MSR_GLIU0 + 0x2004) + +#define GLIU0_DESC_BASE (MSR_GLIU0 + 0x20) +#define GLIU0_CAP (MSR_GLIU0 + 0x86) +#define GLIU0_GLD_MSR_COH (MSR_GLIU0 + 0x80) + + +/**/ +/* Memory Controller GLIU0 port 1*/ +/**/ +#define MC_GLD_MSR_CAP (MSR_MC + 0x2000) +#define MC_GLD_MSR_PM (MSR_MC + 0x2004) + +#define MC_CF07_DATA (MSR_MC + 0x18) + +#define CF07_UPPER_D1_SZ_SHIFT 28 +#define CF07_UPPER_D1_MB_SHIFT 24 +#define CF07_UPPER_D1_CB_SHIFT 20 +#define CF07_UPPER_D1_PSZ_SHIFT 16 +#define CF07_UPPER_D0_SZ_SHIFT 12 +#define CF07_UPPER_D0_MB_SHIFT 8 +#define CF07_UPPER_D0_CB_SHIFT 4 +#define CF07_UPPER_D0_PSZ_SHIFT 0 + +#define CF07_LOWER_REF_INT_SHIFT 8 +#define CF07_LOWER_LOAD_MODE_DDR_SET (1 << 28) +#define CF07_LOWER_LOAD_MODE_DLL_RESET (1 << 27) +#define CF07_LOWER_EMR_QFC_SET (1 << 26) +#define CF07_LOWER_EMR_DRV_SET (1 << 25) +#define CF07_LOWER_REF_TEST_SET (1 << 3) +#define CF07_LOWER_PROG_DRAM_SET (1 << 0) + + +#define MC_CF8F_DATA (MSR_MC + 0x19) + +#define CF8F_UPPER_XOR_BS_SHIFT 19 +#define CF8F_UPPER_XOR_MB0_SHIFT 18 +#define CF8F_UPPER_XOR_BA1_SHIFT 17 +#define CF8F_UPPER_XOR_BA0_SHIFT 16 +#define CF8F_UPPER_REORDER_DIS_SET (1 << 8) +#define CF8F_UPPER_REG_DIMM_SHIFT 4 +#define CF8F_LOWER_CAS_LAT_SHIFT 28 +#define CF8F_LOWER_REF2ACT_SHIFT 24 +#define CF8F_LOWER_ACT2PRE_SHIFT 20 +#define CF8F_LOWER_PRE2ACT_SHIFT 16 +#define CF8F_LOWER_ACT2CMD_SHIFT 12 +#define CF8F_LOWER_ACT2ACT_SHIFT 8 +#define CF8F_UPPER_32BIT_SET (1 << 5) +#define CF8F_UPPER_HOI_LOI_SET (1 << 1) + +#define MC_CF1017_DATA (MSR_MC + 0x1A) + +#define CF1017_LOWER_PM1_UP_DLY_SET (1 << 8) +#define CF1017_LOWER_WR2DAT_SHIFT 0 + +#define MC_CFCLK_DBUG (MSR_MC + 0x1D) + +#define CFCLK_UPPER_MTST_B2B_DIS_SET (1 << 2) +#define CFCLK_UPPER_MTST_DQS_EN_SET (1 << 1) +#define CFCLK_UPPER_MTEST_EN_SET (1 << 0) + +#define CFCLK_LOWER_MASK_CKE_SET1 (1 << 9) +#define CFCLK_LOWER_MASK_CKE_SET0 (1 << 8) +#define CFCLK_LOWER_SDCLK_SET (0x0F << 0) + +#define MC_CF_RDSYNC (MSR_MC + 0x1F) + + +/**/ +/* GLIU1 GLIU0 port2*/ +/**/ +#define GLIU1_GLD_MSR_CAP (MSR_GLIU1 + 0x2000) +#define GLIU1_GLD_MSR_PM (MSR_GLIU1 + 0x2004) + +#define GLIU1_GLD_MSR_COH (MSR_GLIU1 + 0x80) + + +/**/ +/* CPU ; does not need routing instructions since we are executing there.*/ +/**/ +#define CPU_GLD_MSR_CAP 0x2000 +#define CPU_GLD_MSR_CONFIG 0x2001 +#define CPU_GLD_MSR_PM 0x2004 + +#define CPU_GLD_MSR_DIAG 0x2005 +#define DIAG_SEL1_MODE_SHIFT 16 +#define DIAG_SEL1_SET (1 << 31) +#define DIAG_SEL0__MODE_SHIFT 0 +#define DIAG_SET0_SET (1 << 15) + +#define CPU_PF_BTB_CONF 0x1100 +#define BTB_ENABLE_SET (1 << 0) +#define RETURN_STACK_ENABLE_SET (1 << 4) +#define CPU_PF_BTBRMA_BIST 0x110C + +#define CPU_XC_CONFIG 0x1210 +#define XC_CONFIG_SUSP_ON_HLT (1 << 0) +#define CPU_ID_CONFIG 0x1250 +#define ID_CONFIG_SERIAL_SET (1 << 0) + +#define CPU_AC_MSR 0x1301 +#define CPU_EX_BIST 0x1428 + +/*IM*/ +#define CPU_IM_CONFIG 0x1700 +#define IM_CONFIG_LOWER_ICD_SET (1 << 8) +#define IM_CONFIG_LOWER_QWT_SET (1 << 20) +#define CPU_IC_INDEX 0x1710 +#define CPU_IC_DATA 0x1711 +#define CPU_IC_TAG 0x1712 +#define CPU_IC_TAG_I 0x1713 +#define CPU_ITB_INDEX 0x1720 +#define CPU_ITB_LRU 0x1721 +#define CPU_ITB_ENTRY 0x1722 +#define CPU_ITB_ENTRY_I 0x1723 +#define CPU_IM_BIST_TAG 0x1730 +#define CPU_IM_BIST_DATA 0x1731 + + +/* various CPU MSRs */ +#define CPU_DM_CONFIG0 0x1800 +#define DM_CONFIG0_UPPER_WSREQ_SHIFT 12 +#define DM_CONFIG0_LOWER_DCDIS_SET (1<<8) +#define DM_CONFIG0_LOWER_WBINVD_SET (1<<5) +#define DM_CONFIG0_LOWER_MISSER_SET (1<<1) +/* configuration MSRs */ +#define CPU_RCONF_DEFAULT 0x1808 +#define RCONF_DEFAULT_UPPER_ROMRC_SHIFT 24 +#define RCONF_DEFAULT_UPPER_ROMBASE_SHIFT 4 +#define RCONF_DEFAULT_UPPER_DEVRC_HI_SHIFT 0 +#define RCONF_DEFAULT_LOWER_DEVRC_LOW_SHIFT 28 +#define RCONF_DEFAULT_LOWER_SYSTOP_SHIFT 8 +#define RCONF_DEFAULT_LOWER_SYSRC_SHIFT 0 + +#define CPU_RCONF_BYPASS 0x180A +#define CPU_RCONF_A0_BF 0x180B +#define CPU_RCONF_C0_DF 0x180C +#define CPU_RCONF_E0_FF 0x180D + +#define CPU_RCONF_SMM 0x180E +#define RCONF_SMM_UPPER_SMMTOP_SHIFT 12 +#define RCONF_SMM_UPPER_RCSMM_SHIFT 0 +#define RCONF_SMM_LOWER_SMMBASE_SHIFT 12 +#define RCONF_SMM_LOWER_RCNORM_SHIFT 0 +#define RCONF_SMM_LOWER_EN_SET (1<<8) + +#define CPU_RCONF_DMM 0x180F +#define RCONF_DMM_UPPER_DMMTOP_SHIFT 12 +#define RCONF_DMM_UPPER_RCDMM_SHIFT 0 +#define RCONF_DMM_LOWER_DMMBASE_SHIFT 12 +#define RCONF_DMM_LOWER_RCNORM_SHIFT 0 +#define RCONF_DMM_LOWER_EN_SET (1<<8) + +#define CPU_RCONF0 0x1810 +#define CPU_RCONF1 0x1811 +#define CPU_RCONF2 0x1812 +#define CPU_RCONF3 0x1813 +#define CPU_RCONF4 0x1814 +#define CPU_RCONF5 0x1815 +#define CPU_RCONF6 0x1816 +#define CPU_RCONF7 0x1817 +#define CPU_CR1_MSR 0x1881 +#define CPU_CR2_MSR 0x1882 +#define CPU_CR3_MSR 0x1883 +#define CPU_CR4_MSR 0x1884 +#define CPU_DC_INDEX 0x1890 +#define CPU_DC_DATA 0x1891 +#define CPU_DC_TAG 0x1892 +#define CPU_DC_TAG_I 0x1893 +#define CPU_SNOOP 0x1894 +#define CPU_DTB_INDEX 0x1898 +#define CPU_DTB_LRU 0x1899 +#define CPU_DTB_ENTRY 0x189A +#define CPU_DTB_ENTRY_I 0x189B +#define CPU_L2TB_INDEX 0x189C +#define CPU_L2TB_LRU 0x189D +#define CPU_L2TB_ENTRY 0x189E +#define CPU_L2TB_ENTRY_I 0x189F +#define CPU_DM_BIST 0x18C0 + /* SMM*/ +#define CPU_AC_SMM_CTL 0x1301 +#define SMM_NMI_EN_SET (1<<0) +#define SMM_SUSP_EN_SET (1<<1) +#define NEST_SMI_EN_SET (1<<2) +#define SMM_INST_EN_SET (1<<3) +#define INTL_SMI_EN_SET (1<<4) +#define EXTL_SMI_EN_SET (1<<5) + +#define CPU_FPU_MSR_MODE 0x1A00 +#define FPU_IE_SET (1<<0) + +#define CPU_FP_UROM_BIST 0x1A03 + +#define CPU_BC_CONF_0 0x1900 +#define TSC_SUSP_SET (1<<5) +#define SUSP_EN_SET (1<<12) + + /**/ + /* VG GLIU0 port4*/ + /**/ + +#define VG_GLD_MSR_CAP (MSR_VG + 0x2000) +#define VG_GLD_MSR_CONFIG (MSR_VG + 0x2001) +#define VG_GLD_MSR_PM (MSR_VG + 0x2004) + +#define GP_GLD_MSR_CAP (MSR_GP + 0x2000) +#define GP_GLD_MSR_CONFIG (MSR_GP + 0x2001) +#define GP_GLD_MSR_PM (MSR_GP + 0x2004) + + + +/**/ +/* DF GLIU0 port6*/ +/**/ +/* +#define DF_GLD_MSR_CAP (MSR_DF + 0x2000) +#define DF_GLD_MSR_MASTER_CONF (MSR_DF + 0x2001) +#define DF_LOWER_LCD_SHIFT 6 +#define DF_GLD_MSR_PM (MSR_DF + 0x2004) + +*/ + +/**/ +/* GeodeLink Control Processor GLIU1 port3*/ +/**/ +#define GLCP_GLD_MSR_CAP (MSR_GLCP + 0x2000) +#define GLCP_GLD_MSR_CONF (MSR_GLCP + 0x2001) +#define GLCP_GLD_MSR_PM (MSR_GLCP + 0x2004) + +#define GLCP_DELAY_CONTROLS (MSR_GLCP + 0x0F) + +#define GLCP_SYS_RSTPLL (MSR_GLCP +0x14 /* R/W*/) +#define RSTPLL_UPPER_MDIV_SHIFT 9 +#define RSTPLL_UPPER_VDIV_SHIFT 6 +#define RSTPLL_UPPER_FBDIV_SHIFT 0 + +#define RSTPLL_LOWER_SWFLAGS_SHIFT 26 +#define RSTPLL_LOWER_SWFLAGS_MASK (0x3F<<RSTPLL_LOWER_SWFLAGS_SHIFT) + +#define RSTPPL_LOWER_HOLD_COUNT_SHIFT 16 +#define RSTPPL_LOWER_BYPASS_SHIFT 15 +#define RSTPPL_LOWER_TST_SHIFT 11 +#define RSTPPL_LOWER_SDRMODE_SHIFT 10 +#define RSTPPL_LOWER_BOOTSTRAP_SHIFT 4 + +#define RSTPPL_LOWER_LOCK_SET (1<<25) +#define RSTPPL_LOWER_LOCKWAIT_SET (1<<24) +#define RSTPPL_LOWER_BYPASS_SET (1<<15) +#define RSTPPL_LOWER_PD_SET (1<<14) +#define RSTPPL_LOWER_PLL_RESET_SET (1<<13) +#define RSTPPL_LOWER_SDRMODE_SET (1<<10) +#define RSTPPL_LOWER_CPU_SEMI_SYNC_SET (1<<9) +#define RSTPPL_LOWER_PCI_SEMI_SYNC_SET (1<<8) +#define RSTPPL_LOWER_CHIP_RESET_SET (1<<0) + +#define GLCP_DOTPLL (MSR_GLCP + 0x15 /* R/W*/) +#define DOTPPL_LOWER_PD_SET (1<<14) + + +/**/ +/* GLIU1 port 4*/ +/**/ +#define GLPCI_GLD_MSR_CAP (MSR_PCI + 0x2000) +#define GLPCI_GLD_MSR_CONFIG (MSR_PCI + 0x2001) +#define GLPCI_GLD_MSR_PM (MSR_PCI + 0x2004) + +#define GLPCI_CTRL (MSR_PCI + 0x2010) +#define GLPCI_CTRL_UPPER_FTH_SHIFT 28 +#define GLPCI_CTRL_UPPER_RTH_SHIFT 24 +#define GLPCI_CTRL_UPPER_SBRTH_SHIFT 20 +#define GLPCI_CTRL_UPPER_DTL_SHIFT 14 +#define GLPCI_CTRL_UPPER_WTO_SHIFT 11 +#define GLPCI_CTRL_UPPER_LAT_SHIFT 3 +#define GLPCI_CTRL_UPPER_ILTO_SHIFT 8 +#define GLPCI_CTRL_LOWER_IRFT_SHIFT 18 +#define GLPCI_CTRL_LOWER_IRFC_SHIFT 16 +#define GLPCI_CTRL_LOWER_ER_SET (1<<11) +#define GLPCI_CTRL_LOWER_LDE_SET (1<<9) +#define GLPCI_CTRL_LOWER_OWC_SET (1<<4) +#define GLPCI_CTRL_LOWER_IWC_SET (1<<3) +#define GLPCI_CTRL_LOWER_PCD_SET (1<<2) +#define GLPCI_CTRL_LOWER_ME_SET (1<<0) + +#define GLPCI_ARB (MSR_PCI + 0x2011) +#define GLPCI_ARB_UPPER_BM1_SET (1<<17) +#define GLPCI_ARB_UPPER_BM0_SET (1<<16) +#define GLPCI_ARB_UPPER_CPRE_SET (1<<15) +#define GLPCI_ARB_UPPER_PRE2_SET (1<<10) +#define GLPCI_ARB_UPPER_PRE1_SET (1<<9) +#define GLPCI_ARB_UPPER_PRE0_SET (1<<8) +#define GLPCI_ARB_UPPER_CRME_SET (1<<7) +#define GLPCI_ARB_UPPER_RME2_SET (1<<2) +#define GLPCI_ARB_UPPER_RME1_SET (1<<1) +#define GLPCI_ARB_UPPER_RME0_SET (1<<0) +#define GLPCI_ARB_LOWER_PRCM_SHIFT 24 +#define GLPCI_ARB_LOWER_FPVEC_SHIFT 16 +#define GLPCI_ARB_LOWER_RMT_SHIFT 6 +#define GLPCI_ARB_LOWER_IIE_SET (1<<8) +#define GLPCI_ARB_LOWER_PARK_SET (1<<0) + +#define GLPCI_REN (MSR_PCI + 0x2014) +#define GLPCI_A0_BF (MSR_PCI + 0x2015) +#define GLPCI_C0_DF (MSR_PCI + 0x2016) +#define GLPCI_E0_FF (MSR_PCI + 0x2017) +#define GLPCI_RC0 (MSR_PCI + 0x2018) +#define GLPCI_RC1 (MSR_PCI + 0x2019) +#define GLPCI_RC2 (MSR_PCI + 0x201A) +#define GLPCI_RC3 (MSR_PCI + 0x201B) +#define GLPCI_RC4 (MSR_PCI + 0x201C) +#define GLPCI_RC_UPPER_TOP_SHIFT 12 +#define GLPCI_RC_LOWER_BASE_SHIFT 12 +#define GLPCI_RC_LOWER_EN_SET (1<<8) +#define GLPCI_RC_LOWER_PF_SET (1<<5) +#define GLPCI_RC_LOWER_WC_SET (1<<4) +#define GLPCI_RC_LOWER_WP_SET (1<<2) +#define GLPCI_RC_LOWER_CD_SET (1<<0) +#define GLPCI_EXT_MSR (MSR_PCI + 0x201E) +#define GLPCI_SPARE (MSR_PCI + 0x201F) +#define GLPCI_SPARE_LOWER_AILTO_SET (1<<6) +#define GLPCI_SPARE_LOWER_PPD_SET (1<<5) +#define GLPCI_SPARE_LOWER_PPC_SET (1<<4) +#define GLPCI_SPARE_LOWER_MPC_SET (1<<3) +#define GLPCI_SPARE_LOWER_MME_SET (1<<2) +#define GLPCI_SPARE_LOWER_NSE_SET (1<<1) +#define GLPCI_SPARE_LOWER_SUPO_SET (1<<0) + + +/**/ +/* FooGlue GLIU1 port 5*/ +/**/ +/* GX3 not needed? +#define FG_GLD_MSR_CAP (MSR_FG + 0x2000) +#define FG_GLD_MSR_PM (MSR_FG + 0x2004) +*/ +/* VIP GLIU1 port 5*/ +/* */ +#define VIP_GLD_MSR_CAP (MSR_VIP + 0x2000) +#define VIP_GLD_MSR_CONFIG (MSR_VIP + 0x2001) +#define VIP_GLD_MSR_PM (MSR_VIP + 0x2004) +#define VIP_BIST (MSR_VIP + 0x2005) +/* */ +/* AES GLIU1 port 6*/ +/* */ +#define AES_GLD_MSR_CAP (MSR_AES + 0x2000) +#define AES_GLD_MSR_CONFIG (MSR_AES + 0x2001) +#define AES_GLD_MSR_PM (MSR_AES + 0x2004) +#define AES_CONTROL (MSR_AES + 0x2006) +/* more fun stuff */ +#define BM 1 /* Base Mask - map power of 2 size aligned region*/ +#define BMO 2 /* BM with an offset*/ +#define R 3 /* Range - 4k range minimum*/ +#define RO 4 /* R with offset*/ +#define SC 5 /* Swiss 0xCeese - maps a 256K region in to 16K 0xcunks. Set W/R*/ +#define BMIO 6 /* Base Mask IO*/ +#define SCIO 7 /* Swiss 0xCeese IO*/ +#define SC_SHADOW 8 /* Special marker for Shadow SC descriptors so setShadow proc is independant of CPU*/ +#define R_SYSMEM 9 /* Special marker for SYSMEM R descriptors so GLIUInit proc is independant of CPU*/ +#define BMO_SMM 10 /* Specail marker for SMM*/ +#define BM_SMM 11 /* Specail marker for SMM*/ +#define BMO_DMM 12 /* Specail marker for DMM*/ +#define BM_DMM 13 /* Specail marker for DMM*/ +#define RO_FB 14 /* special for Frame buffer.*/ +#define R_FB 15 /* special for FB.*/ +#define OTHER 0x0FE /* Special marker for other*/ +#define GL_END 0x0FF /* end*/ + +#define MSR_GL0 (GL1_GLIU0 << 29) + +/* Set up desc addresses from 20 - 3f*/ +/* This is chip specific!*/ +#define MSR_GLIU0_BASE1 (MSR_GLIU0 + 0x20) /* BM*/ +#define MSR_GLIU0_BASE2 (MSR_GLIU0 + 0x21) /* BM*/ +#define MSR_GLIU0_SHADOW (MSR_GLIU0 + 0x2C) /* SCO should only be SC*/ +#define MSR_GLIU0_SYSMEM (MSR_GLIU0 + 0x28) /* RO should only be R*/ +#define MSR_GLIU0_SMM (MSR_GLIU0 + 0x26) /* BMO*/ +#define MSR_GLIU0_DMM (MSR_GLIU0 + 0x27) /* BMO*/ + +#define MSR_GLIU1_BASE1 (MSR_GLIU1 + 0x20) /* BM*/ +#define MSR_GLIU1_BASE2 (MSR_GLIU1 + 0x21) /* BM*/ +#define MSR_GLIU1_SHADOW (MSR_GLIU1 + 0x2D) /* SCO should only be SC*/ +#define MSR_GLIU1_SYSMEM (MSR_GLIU1 + 0x29) /* RO should only be R*/ +#define MSR_GLIU1_SMM (MSR_GLIU1 + 0x23) /* BM*/ +#define MSR_GLIU1_DMM (MSR_GLIU1 + 0x24) /* BM*/ +#define MSR_GLIU1_FPU_TRAP (MSR_GLIU1 + 0x0E3) /* FooGlue F0 for FPU*/ + +/* definitions that are "once you are mostly up, start VSA" type things */ +#define SMM_OFFSET (0x40400000) +#define SMM_SIZE (128) /* changed SMM_SIZE from 256 KB to 128 KB */ +#define DMM_OFFSET (0x0C0000000) +#define DMM_SIZE (128) +#define FB_OFFSET (0x41000000) +#define PCI_MEM_TOP (0x0EFFFFFFF) // Top of PCI mem allocation region +#define PCI_IO_TOP (0x0EFFF) // Top of PCI I/O allocation region +#define END_OPTIONROM_SPACE (0x0DFFF) // E0000 is reserved for SystemROMs. + + +#define CS5535_IDSEL (0x02000000) // IDSEL = AD25, device #15 +#define CHIPSET_DEV_NUM (15) +#define IDSEL_BASE (11) // bit 11 = device 1 + + +/* standard AMD post definitions -- might as well use them. */ +#define POST_Output_Port (0x080) /* port to write post codes to*/ + +#define POST_preSioInit (0x000) /* geode.asm*/ +#define POST_clockInit (0x001) /* geode.asm*/ +#define POST_CPURegInit (0x002) /* geode.asm*/ +#define POST_UNREAL (0x003) /* geode.asm*/ +#define POST_CPUMemRegInit (0x004) /* geode.asm*/ +#define POST_CPUTest (0x005) /* geode.asm*/ +#define POST_memSetup (0x006) /* geode.asm*/ +#define POST_memSetUpStack (0x007) /* geode.asm*/ +#define POST_memTest (0x008) /* geode.asm*/ +#define POST_shadowRom (0x009) /* geode.asm*/ +#define POST_memRAMoptimize (0x00A) /* geode.asm*/ +#define POST_cacheInit (0x00B) /* geode.asm*/ +#define POST_northBridgeInit (0x00C) /* geode.asm*/ +#define POST_chipsetInit (0x00D) /* geode.asm*/ +#define POST_sioTest (0x00E) /* geode.asm*/ +#define POST_pcATjunk (0x00F) /* geode.asm*/ + + +#define POST_intTable (0x010) /* geode.asm*/ +#define POST_memInfo (0x011) /* geode.asm*/ +#define POST_romCopy (0x012) /* geode.asm*/ +#define POST_PLLCheck (0x013) /* geode.asm*/ +#define POST_keyboardInit (0x014) /* geode.asm*/ +#define POST_cpuCacheOff (0x015) /* geode.asm*/ +#define POST_BDAInit (0x016) /* geode.asm*/ +#define POST_pciScan (0x017) /* geode.asm*/ +#define POST_optionRomInit (0x018) /* geode.asm*/ +#define POST_ResetLimits (0x019) /* geode.asm*/ +#define POST_summary_screen (0x01A) /* geode.asm*/ +#define POST_Boot (0x01B) /* geode.asm*/ +#define POST_SystemPreInit (0x01C) /* geode.asm*/ +#define POST_ClearRebootFlag (0x01D) /* geode.asm*/ +#define POST_GLIUInit (0x01E) /* geode.asm*/ +#define POST_BootFailed (0x01F) /* geode.asm*/ + + +#define POST_CPU_ID (0x020) /* cpucpuid.asm*/ +#define POST_COUNTERBROKEN (0x021) /* pllinit.asm*/ +#define POST_DIFF_DIMMS (0x022) /* pllinit.asm*/ +#define POST_WIGGLE_MEM_LINES (0x023) /* pllinit.asm*/ +#define POST_NO_GLIU_DESC (0x024) /* pllinit.asm*/ +#define POST_CPU_LCD_CHECK (0x025) /* pllinit.asm*/ +#define POST_CPU_LCD_PASS (0x026) /* pllinit.asm*/ +#define POST_CPU_LCD_FAIL (0x027) /* pllinit.asm*/ +#define POST_CPU_STEPPING (0x028) /* cpucpuid.asm*/ +#define POST_CPU_DM_BIST_FAILURE (0x029) /* gx2reg.asm*/ +#define POST_CPU_FLAGS (0x02A) /* cpucpuid.asm*/ +#define POST_CHIPSET_ID (0x02b) /* chipset.asm*/ +#define POST_CHIPSET_ID_PASS (0x02c) /* chipset.asm*/ +#define POST_CHIPSET_ID_FAIL (0x02d) /* chipset.asm*/ +#define POST_CPU_ID_GOOD (0x02E) /* cpucpuid.asm*/ +#define POST_CPU_ID_FAIL (0x02F) /* cpucpuid.asm*/ + + + +/* PCI config*/ +#define P80_PCICFG (0x030) /* pcispace.asm*/ + + +/* PCI io*/ +#define P80_PCIIO (0x040) /* pcispace.asm*/ + + +/* PCI memory*/ +#define P80_PCIMEM (0x050) /* pcispace.asm*/ + + +/* SIO*/ +#define P80_SIO (0x060) /* *sio.asm*/ + +/* Memory Setp*/ +#define P80_MEM_SETUP (0x070) /* docboot meminit*/ +#define POST_MEM_SETUP (0x070) /* memsize.asm*/ +#define ERROR_32BIT_DIMMS (0x071) /* memsize.asm*/ +#define POST_MEM_SETUP2 (0x072) /* memsize.asm*/ +#define POST_MEM_SETUP3 (0x073) /* memsize.asm*/ +#define POST_MEM_SETUP4 (0x074) /* memsize.asm*/ +#define POST_MEM_SETUP5 (0x075) /* memsize.asm*/ +#define POST_MEM_ENABLE (0x076) /* memsize.asm*/ +#define ERROR_NO_DIMMS (0x077) /* memsize.asm*/ +#define ERROR_DIFF_DIMMS (0x078) /* memsize.asm*/ +#define ERROR_BAD_LATENCY (0x079) /* memsize.asm*/ +#define ERROR_SET_PAGE (0x07a) /* memsize.asm*/ +#define ERROR_DENSITY_DIMM (0x07b) /* memsize.asm*/ +#define ERROR_UNSUPPORTED_DIMM (0x07c) /* memsize.asm*/ +#define ERROR_BANK_SET (0x07d) /* memsize.asm*/ +#define POST_MEM_SETUP_GOOD (0x07E) /* memsize.asm*/ +#define POST_MEM_SETUP_FAIL (0x07F) /* memsize.asm*/ + + +#define POST_UserPreInit (0x080) /* geode.asm*/ +#define POST_UserPostInit (0x081) /* geode.asm*/ +#define POST_Equipment_check (0x082) /* geode.asm*/ +#define POST_InitNVRAMBX (0x083) /* geode.asm*/ +#define POST_NoPIRTable (0x084) /* pci.asm*/ +#define POST_ChipsetFingerPrintPass (0x085) /* prechipsetinit*/ +#define POST_ChipsetFingerPrintFail (0x086) /* prechipsetinit*/ +#define POST_CPU_IM_TAG_BIST_FAILURE (0x087) /* gx2reg.asm*/ +#define POST_CPU_IM_DATA_BIST_FAILURE (0x088) /* gx2reg.asm*/ +#define POST_CPU_FPU_BIST_FAILURE (0x089) /* gx2reg.asm*/ +#define POST_CPU_BTB_BIST_FAILURE (0x08a) /* gx2reg.asm*/ +#define POST_CPU_EX_BIST_FAILURE (0x08b) /* gx2reg.asm*/ +#define POST_Chipset_PI_Test_Fail (0x08c) /* prechipsetinit*/ +#define POST_Chipset_SMBus_SDA_Test_Fail (0x08d) /* prechipsetinit*/ +#define POST_BIT_CLK_Fail (0x08e) /* Hawk geode.asm override*/ + + +#define POST_STACK_SETUP (0x090) /* memstack.asm*/ +#define POST_CPU_PF_BIST_FAILURE (0x091) /* gx2reg.asm*/ +#define POST_CPU_L2_BIST_FAILURE (0x092) /* gx2reg.asm*/ +#define POST_CPU_GLCP_BIST_FAILURE (0x093) /* gx2reg.asm*/ +#define POST_CPU_DF_BIST_FAILURE (0x094) /* gx2reg.asm*/ +#define POST_CPU_VG_BIST_FAILURE (0x095) /* gx2reg.asm*/ +#define POST_CPU_VIP_BIST_FAILURE (0x096) /* gx2reg.asm*/ +#define POST_STACK_SETUP_PASS (0x09E) /* memstack.asm*/ +#define POST_STACK_SETUP_FAIL (0x09F) /* memstack.asm*/ + + +#define POST_PLL_INIT (0x0A0) /* pllinit.asm*/ +#define POST_PLL_MANUAL (0x0A1) /* pllinit.asm*/ +#define POST_PLL_STRAP (0x0A2) /* pllinit.asm*/ +#define POST_PLL_RESET_FAIL (0x0A3) /* pllinit.asm*/ +#define POST_PLL_PCI_FAIL (0x0A4) /* pllinit.asm*/ +#define POST_PLL_MEM_FAIL (0x0A5) /* pllinit.asm*/ +#define POST_PLL_CPU_VER_FAIL (0x0A6) /* pllinit.asm*/ + + +#define POST_MEM_TESTMEM (0x0B0) /* memtest.asm*/ +#define POST_MEM_TESTMEM1 (0x0B1) /* memtest.asm*/ +#define POST_MEM_TESTMEM2 (0x0B2) /* memtest.asm*/ +#define POST_MEM_TESTMEM3 (0x0B3) /* memtest.asm*/ +#define POST_MEM_TESTMEM4 (0x0B4) /* memtest.asm*/ +#define POST_MEM_TESTMEM_PASS (0x0BE) /* memtest.asm*/ +#define POST_MEM_TESTMEM_FAIL (0x0BF) /* memtest.asm*/ + + +#define POST_SECUROM_SECBOOT_START (0x0C0) /* secstart.asm*/ +#define POST_SECUROM_BOOTSRCSETUP (0x0C1) /* secstart.asm*/ +#define POST_SECUROM_REMAP_FAIL (0x0C2) /* secstart.asm*/ +#define POST_SECUROM_BOOTSRCSETUP_FAIL (0x0C3) /* secstart.asm*/ +#define POST_SECUROM_DCACHESETUP (0x0C4) /* secstart.asm*/ +#define POST_SECUROM_DCACHESETUP_FAIL (0x0C5) /* secstart.asm*/ +#define POST_SECUROM_ICACHESETUP (0x0C6) /* secstart.asm*/ +#define POST_SECUROM_DESCRIPTORSETUP (0x0C7) /* secstart.asm*/ +#define POST_SECUROM_DCACHESETUPBIOS (0x0C8) /* secstart.asm*/ +#define POST_SECUROM_PLATFORMSETUP (0x0C9) /* secstart.asm*/ +#define POST_SECUROM_SIGCHECKBIOS (0x0CA) /* secstart.asm*/ +#define POST_SECUROM_ICACHESETUPBIOS (0x0CB) /* secstart.asm*/ +#define POST_SECUROM_PASS (0x0CC) /* secstart.asm*/ +#define POST_SECUROM_FAIL (0x0CD) /* secstart.asm*/ + +#define POST_RCONFInitError (0x0CE) /* cache.asm*/ +#define POST_CacheInitError (0x0CF) /* cache.asm*/ + + +#define POST_ROM_PREUNCOMPRESS (0x0D0) /* rominit.asm*/ +#define POST_ROM_UNCOMPRESS (0x0D1) /* rominit.asm*/ +#define POST_ROM_SMM_INIT (0x0D2) /* rominit.asm*/ +#define POST_ROM_VID_BIOS (0x0D3) /* rominit.asm*/ +#define POST_ROM_LCDINIT (0x0D4) /* rominit.asm*/ +#define POST_ROM_SPLASH (0x0D5) /* rominit.asm*/ +#define POST_ROM_HDDINIT (0x0D6) /* rominit.asm*/ +#define POST_ROM_SYS_INIT (0x0D7) /* rominit.asm*/ +#define POST_ROM_DMM_INIT (0x0D8) /* rominit.asm*/ +#define POST_ROM_TVINIT (0x0D9) /* rominit.asm*/ +#define POST_ROM_POSTUNCOMPRESS (0x0DE) + + +#define P80_CHIPSET_INIT (0x0E0) /* chipset.asm*/ +#define POST_PreChipsetInit (0x0E1) /* geode.asm*/ +#define POST_LateChipsetInit (0x0E2) /* geode.asm*/ +#define POST_NORTHB_INIT (0x0E8) /* northb.asm*/ + + +#define POST_INTR_SEG_JUMP (0x0F0) /* vector.asm*/ + + +/* I don't mind if somebody decides this needs to be in a seperate file. I don't see much point + * in it, either. + * RGM + */ +#define Cx5535_ID ( 0x002A100B) +#define Cx5536_ID ( 0x208F1022) + +/* Cs5535 as follows. */ +/* SB_GLIU*/ +/* port0 - GLIU*/ +/* port1 - GLPCI*/ +/* port2 - USB Controller #2*/ +/* port3 - ATA-5 Controller*/ +/* port4 - MDD*/ +/* port5 - AC97*/ +/* port6 - USB Controller #1*/ +/* port7 - GLCP*/ + + +/* SouthBridge Equates*/ +/* MSR_SB and SB_SHIFT are located in CPU.inc*/ +#define MSR_SB_GLIU ((9 << 14) + MSR_SB) /* 51024xxx or 510*xxxx - fake out just like GL0 on CPU. */ +#define MSR_SB_GLPCI (MSR_SB) /* 5100xxxx - don't go to the GLIU */ +#define MSR_SB_USB2 ((2 << SB_SHIFT) + MSR_SB) /* 5120xxxx */ +#define MSR_SB_ATA ((3 << SB_SHIFT) + MSR_SB) /* 5130xxxx */ +#define MSR_SB_MDD ((4 << SB_SHIFT) + MSR_SB) /* 5140xxxx, a.k.a. DIVIL = Diverse Integrated Logic device */ +#define MSR_SB_AC97 ((5 << SB_SHIFT) + MSR_SB) /* 5150xxxx */ +#define MSR_SB_USB1 ((6 << SB_SHIFT) + MSR_SB) /* 5160xxxx */ +#define MSR_SB_GLCP ((7 << SB_SHIFT) + MSR_SB) /* 5170xxxx */ + +/* */ +/* GLIU*/ +/* */ +#define GLIU_SB_GLD_MSR_CAP ( MSR_SB_GLIU + 0x00) +#define GLIU_SB_GLD_MSR_CONF ( MSR_SB_GLIU + 0x01) +#define GLIU_SB_GLD_MSR_PM ( MSR_SB_GLIU + 0x04) + +/* */ +/* USB1*/ +/* */ +#define USB1_SB_GLD_MSR_CAP ( MSR_SB_USB1 + 0x00) +#define USB1_SB_GLD_MSR_CONF ( MSR_SB_USB1 + 0x01) +#define USB1_SB_GLD_MSR_PM ( MSR_SB_USB1 + 0x04) +/* */ +/* USB2*/ +/* */ +#define USB2_SB_GLD_MSR_CAP ( MSR_SB_USB2 + 0x00) +#define USB2_SB_GLD_MSR_CONF ( MSR_SB_USB2 + 0x01) +#define USB2_SB_GLD_MSR_PM ( MSR_SB_USB2 + 0x04) + + +/* */ +/* ATA*/ +/* */ +#define ATA_SB_GLD_MSR_CAP ( MSR_SB_ATA + 0x00) +#define ATA_SB_GLD_MSR_CONF ( MSR_SB_ATA + 0x01) +#define ATA_SB_GLD_MSR_ERR ( MSR_SB_ATA + 0x03) +#define ATA_SB_GLD_MSR_PM ( MSR_SB_ATA + 0x04) + +/* */ +/* AC97*/ +/* */ +#define AC97_SB_GLD_MSR_CAP ( MSR_SB_AC97 + 0x00) +#define AC97_SB_GLD_MSR_CONF ( MSR_SB_AC97 + 0x01) +#define AC97_SB_GLD_MSR_PM ( MSR_SB_AC97 + 0x04) + +/* */ +/* GLPCI*/ +/* */ +#define GLPCI_SB_GLD_MSR_CAP ( MSR_SB_GLPCI + 0x00) +#define GLPCI_SB_GLD_MSR_CONF ( MSR_SB_GLPCI + 0x01) +#define GLPCI_SB_GLD_MSR_PM ( MSR_SB_GLPCI + 0x04) +#define GLPCI_SB_CTRL ( MSR_SB_GLPCI + 0x10) +#define GLPCI_CRTL_PPIDE_SET ( 1 << 17) +/* */ +/* GLCP*/ +/* */ +#define GLCP_SB_GLD_MSR_CAP ( MSR_SB_GLCP + 0x00) +#define GLCP_SB_GLD_MSR_CONF ( MSR_SB_GLCP + 0x01) +#define GLCP_SB_GLD_MSR_PM ( MSR_SB_GLCP + 0x04) + +/* */ +/* MDD*/ +/* */ + +#define MDD_SMBUS (0x6000) +#define MDD_GPIO (0x6100) +#define MDD_MFGPT (0x6200) +#define MDD_FLASH_BAR_0 (0x6400) +#define MDD_FLASH_BAR_1 (0x6500) +#define MDD_FLASH_BAR_2 (0x6600) +#define MDD_FLASH_BAR_3 (0x6700) + +#define MDD_ACPI_BASE (0x9C00) +#define MDD_PM (0x9D00) + + +// # FIXME +#define GPIO_BASE MDD_GPIO +#define ACPI_BASE MDD_ACPI_BASE +#define PMLogic_BASE MDD_PM + + +#define MDD_SB_GLD_MSR_CAP ( MSR_SB_MDD + 0x00) +#define MDD_SB_GLD_MSR_CONF ( MSR_SB_MDD + 0x01) +#define MDD_SB_GLD_MSR_PM ( MSR_SB_MDD + 0x04) +#define LBAR_EN ( 0x01) +#define IO_MASK ( 0x1f) +#define MEM_MASK ( 0x0FFFFF) +#define MDD_LBAR_IRQ ( MSR_SB_MDD + 0x08) +#define MDD_LBAR_KEL1 ( MSR_SB_MDD + 0x09) +#define MDD_LBAR_KEL2 ( MSR_SB_MDD + 0x0A) +#define MDD_LBAR_SMB ( MSR_SB_MDD + 0x0B) +#define MDD_LBAR_GPIO ( MSR_SB_MDD + 0x0C) +#define MDD_LBAR_MFGPT ( MSR_SB_MDD + 0x0D) +#define MDD_LBAR_ACPI ( MSR_SB_MDD + 0x0E) +#define MDD_LBAR_PMS ( MSR_SB_MDD + 0x0F) + +#define MDD_LBAR_FLSH0 ( MSR_SB_MDD + 0x010) +#define MDD_LBAR_FLSH1 ( MSR_SB_MDD + 0x011) +#define MDD_LBAR_FLSH2 ( MSR_SB_MDD + 0x012) +#define MDD_LBAR_FLSH3 ( MSR_SB_MDD + 0x013) +#define MDD_LEG_IO ( MSR_SB_MDD + 0x014) +#define MDD_PIN_OPT ( MSR_SB_MDD + 0x015) +#define MDD_SOFT_IRQ ( MSR_SB_MDD + 0x016) +#define MDD_SOFT_RESET ( MSR_SB_MDD + 0x017) +#define MDD_NORF_CNTRL ( MSR_SB_MDD + 0x018) +#define MDD_NORF_T01 ( MSR_SB_MDD + 0x019) +#define MDD_NORF_T23 ( MSR_SB_MDD + 0x01A) +#define MDD_NANDF_DATA ( MSR_SB_MDD + 0x01B) +#define MDD_NADF_CNTL ( MSR_SB_MDD + 0x01C) +#define MDD_AC_DMA ( MSR_SB_MDD + 0x01E) +#define MDD_KEL_CNTRL ( MSR_SB_MDD + 0x01F) + +#define MDD_IRQM_YLOW ( MSR_SB_MDD + 0x020) +#define MDD_IRQM_YHIGH ( MSR_SB_MDD + 0x021) +#define MDD_IRQM_ZLOW ( MSR_SB_MDD + 0x022) +#define MDD_IRQM_ZHIGH ( MSR_SB_MDD + 0x023) +#define MDD_IRQM_PRIM ( MSR_SB_MDD + 0x024) +#define MDD_IRQM_LPC ( MSR_SB_MDD + 0x025) +#define MDD_IRQM_LXIRR ( MSR_SB_MDD + 0x026) +#define MDD_IRQM_HXIRR ( MSR_SB_MDD + 0x027) + +#define MDD_MFGPT_IRQ ( MSR_SB_MDD + 0x028) +#define MDD_MFGPT_NR ( MSR_SB_MDD + 0x029) +#define MDD_MFGPT_RES0 ( MSR_SB_MDD + 0x02A) +#define MDD_MFGPT_RES1 ( MSR_SB_MDD + 0x02B) + +#define MDD_FLOP_S3F2 ( MSR_SB_MDD + 0x030) +#define MDD_FLOP_S3F7 ( MSR_SB_MDD + 0x031) +#define MDD_FLOP_S372 ( MSR_SB_MDD + 0x032) +#define MDD_FLOP_S377 ( MSR_SB_MDD + 0x033) + +#define MDD_PIC_S ( MSR_SB_MDD + 0x034) +#define MDD_PIT_S ( MSR_SB_MDD + 0x036) +#define MDD_PIT_CNTRL ( MSR_SB_MDD + 0x037) + +#define MDD_UART1_MOD ( MSR_SB_MDD + 0x038) +#define MDD_UART1_DON ( MSR_SB_MDD + 0x039) +#define MDD_UART1_CONF ( MSR_SB_MDD + 0x03A) +#define MDD_UART2_MOD ( MSR_SB_MDD + 0x03C) +#define MDD_UART2_DON ( MSR_SB_MDD + 0x03D) +#define MDD_UART2_CONF ( MSR_SB_MDD + 0x03E) + +#define MDD_DMA_MAP ( MSR_SB_MDD + 0x040) +#define MDD_DMA_SHAD1 ( MSR_SB_MDD + 0x041) +#define MDD_DMA_SHAD2 ( MSR_SB_MDD + 0x042) +#define MDD_DMA_SHAD3 ( MSR_SB_MDD + 0x043) +#define MDD_DMA_SHAD4 ( MSR_SB_MDD + 0x044) +#define MDD_DMA_SHAD5 ( MSR_SB_MDD + 0x045) +#define MDD_DMA_SHAD6 ( MSR_SB_MDD + 0x046) +#define MDD_DMA_SHAD7 ( MSR_SB_MDD + 0x047) +#define MDD_DMA_SHAD8 ( MSR_SB_MDD + 0x048) +#define MDD_DMA_SHAD9 ( MSR_SB_MDD + 0x049) + +#define MDD_LPC_EADDR ( MSR_SB_MDD + 0x04C) +#define MDD_LPC_ESTAT ( MSR_SB_MDD + 0x04D) +#define MDD_LPC_SIRQ ( MSR_SB_MDD + 0x04E) +#define MDD_LPC_RES ( MSR_SB_MDD + 0x04F) + +#define MDD_PML_TMR ( MSR_SB_MDD + 0x050) +#define MDD_RTC_RAM_LO_CK ( MSR_SB_MDD + 0x054) +#define MDD_RTC_DOMA_IND ( MSR_SB_MDD + 0x055) +#define MDD_RTC_MONA_IND ( MSR_SB_MDD + 0x056) +#define MDD_RTC_CENTURY_OFFSET ( MSR_SB_MDD + 0x057) + +/* ***********************************************************/ +/* LBUS Device Equates - */ +/* ***********************************************************/ + +/* */ +/* SMBus*/ +/* */ + +#define SMBUS_SMBSDA ( SMBUS_BASE + 0x00) +#define SMBUS_SMBST ( SMBUS_BASE + 0x01) +#define SMBST_SLVSTP_SET ( 1 << 7) +#define SMBST_SDAST_SET ( 1 << 6) +#define SMBST_BER_SET ( 1 << 5) +#define SMBST_NEGACK_SET ( 1 << 4) +#define SMBST_STASTR_SET ( 1 << 3) +#define SMBST_NMATCH_SET ( 1 << 2) +#define SMBST_MASTER_SET ( 1 << 1) +#define SMBST_XMIT_SET ( 1 << 0) +#define SMBUS_SMBCST ( SMBUS_BASE + 0x02) +#define SMBCST_TGSCL_SET ( 1 << 5) +#define SMBCST_TSDA_SET ( 1 << 4) +#define SMBCST_GCMTCH_SET ( 1 << 3) +#define SMBCST_MATCH_SET ( 1 << 2) +#define SMBCST_BB_SET ( 1 << 1) +#define SMBCST_BUSY_SET ( 1 << 0) +#define SMBUS_SMBCTL1 ( SMBUS_BASE + 0x03) +#define SMBCTL1_STASTRE_SET ( 1 << 7) +#define SMBCTL1_NMINTE_SET ( 1 << 6) +#define SMBCTL1_GCMEN_SET ( 1 << 5) +#define SMBCTL1_RECACK_SET ( 1 << 4) +#define SMBCTL1_DMAEN_SET ( 1 << 3) +#define SMBCTL1_INTEN_SET ( 1 << 2) +#define SMBCTL1_STOP_SET ( 1 << 1) +#define SMBCTL1_START_SET ( 1 << 0) +#define SMBUS_SMBADDR ( SMBUS_BASE + 0x04) +#define SMBADDR_SAEN_SET ( 1 << 7) +#define SMBUS_SMBCTL2 ( SMBUS_BASE + 0x05) +#define SMBCTL2_SCLFRQ_SHIFT ( 1 << 1) +#define SMBCTL2_ENABLE_SET ( 1 << 0) + +/* */ +/* GPIO*/ +/* */ + +#define GPIOL_0_SET ( 1 << 0) +#define GPIOL_1_SET ( 1 << 1) +#define GPIOL_2_SET ( 1 << 2) +#define GPIOL_3_SET ( 1 << 3) +#define GPIOL_4_SET ( 1 << 4) +#define GPIOL_5_SET ( 1 << 5) +#define GPIOL_6_SET ( 1 << 6) +#define GPIOL_7_SET ( 1 << 7) +#define GPIOL_8_SET ( 1 << 8) +#define GPIOL_9_SET ( 1 << 9) +#define GPIOL_10_SET ( 1 << 10) +#define GPIOL_11_SET ( 1 << 11) +#define GPIOL_12_SET ( 1 << 12) +#define GPIOL_13_SET ( 1 << 13) +#define GPIOL_14_SET ( 1 << 14) +#define GPIOL_15_SET ( 1 << 15) + +#define GPIOL_0_CLEAR ( 1 << 16) +#define GPIOL_1_CLEAR ( 1 << 17) +#define GPIOL_2_CLEAR ( 1 << 18) +#define GPIOL_3_CLEAR ( 1 << 19) +#define GPIOL_4_CLEAR ( 1 << 20) +#define GPIOL_5_CLEAR ( 1 << 21) +#define GPIOL_6_CLEAR ( 1 << 22) +#define GPIOL_7_CLEAR ( 1 << 23) +#define GPIOL_8_CLEAR ( 1 << 24) +#define GPIOL_9_CLEAR ( 1 << 25) +#define GPIOL_10_CLEAR ( 1 << 26) +#define GPIOL_11_CLEAR ( 1 << 27) +#define GPIOL_12_CLEAR ( 1 << 28) +#define GPIOL_13_CLEAR ( 1 << 29) +#define GPIOL_14_CLEAR ( 1 << 30) +#define GPIOL_15_CLEAR ( 1 << 31) + +#define GPIOH_16_SET ( 1 << 0) +#define GPIOH_17_SET ( 1 << 1) +#define GPIOH_18_SET ( 1 << 2) +#define GPIOH_19_SET ( 1 << 3) +#define GPIOH_20_SET ( 1 << 4) +#define GPIOH_21_SET ( 1 << 5) +#define GPIOH_22_SET ( 1 << 6) +#define GPIOH_23_SET ( 1 << 7) +#define GPIOH_24_SET ( 1 << 8) +#define GPIOH_25_SET ( 1 << 9) +#define GPIOH_26_SET ( 1 << 10) +#define GPIOH_27_SET ( 1 << 11) +#define GPIOH_28_SET ( 1 << 12) +#define GPIOH_29_SET ( 1 << 13) +#define GPIOH_30_SET ( 1 << 14) +#define GPIOH_31_SET ( 1 << 15) + +#define GPIOH_16_CLEAR ( 1 << 16) +#define GPIOH_17_CLEAR ( 1 << 17) +#define GPIOH_18_CLEAR ( 1 << 18) +#define GPIOH_19_CLEAR ( 1 << 19) +#define GPIOH_20_CLEAR ( 1 << 20) +#define GPIOH_21_CLEAR ( 1 << 21) +#define GPIOH_22_CLEAR ( 1 << 22) +#define GPIOH_23_CLEAR ( 1 << 23) +#define GPIOH_24_CLEAR ( 1 << 24) +#define GPIOH_25_CLEAR ( 1 << 25) +#define GPIOH_26_CLEAR ( 1 << 26) +#define GPIOH_27_CLEAR ( 1 << 27) +#define GPIOH_28_CLEAR ( 1 << 28) +#define GPIOH_29_CLEAR ( 1 << 29) +#define GPIOH_30_CLEAR ( 1 << 30) +#define GPIOH_31_CLEAR ( 1 << 31) + + +/* GPIO LOW Bank Bit Registers*/ +#define GPIOL_OUTPUT_VALUE ( GPIO_BASE + 0x00) +#define GPIOL_OUTPUT_ENABLE ( GPIO_BASE + 0x04) +#define GPIOL_OUT_OPENDRAIN ( GPIO_BASE + 0x08) +#define GPIOL_OUTPUT_INVERT_ENABLE ( GPIO_BASE + 0x0C) +#define GPIOL_OUT_AUX1_SELECT ( GPIO_BASE + 0x10) +#define GPIOL_OUT_AUX2_SELECT ( GPIO_BASE + 0x14) +#define GPIOL_PULLUP_ENABLE ( GPIO_BASE + 0x18) +#define GPIOL_PULLDOWN_ENABLE ( GPIO_BASE + 0x1C) +#define GPIOL_INPUT_ENABLE ( GPIO_BASE + 0x20) +#define GPIOL_INPUT_INVERT_ENABLE ( GPIO_BASE + 0x24) +#define GPIOL_IN_FILTER_ENABLE ( GPIO_BASE + 0x28) +#define GPIOL_IN_EVENTCOUNT_ENABLE ( GPIO_BASE + 0x2C) +#define GPIOL_READ_BACK ( GPIO_BASE + 0x30) +#define GPIOL_IN_AUX1_SELECT ( GPIO_BASE + 0x34) +#define GPIOL_EVENTS_ENABLE ( GPIO_BASE + 0x38) +#define GPIOL_LOCK_ENABLE ( GPIO_BASE + 0x3C) +#define GPIOL_IN_POSEDGE_ENABLE ( GPIO_BASE + 0x40) +#define GPIOL_IN_NEGEDGE_ENABLE ( GPIO_BASE + 0x44) +#define GPIOL_IN_POSEDGE_STATUS ( GPIO_BASE + 0x48) +#define GPIOL_IN_NEGEDGE_STATUS ( GPIO_BASE + 0x4C) + +/* GPIO High Bank Bit Registers*/ +#define GPIOH_OUTPUT_VALUE ( GPIO_BASE + 0x80) +#define GPIOH_OUTPUT_ENABLE ( GPIO_BASE + 0x84) +#define GPIOH_OUT_OPENDRAIN ( GPIO_BASE + 0x88) +#define GPIOH_OUTPUT_INVERT_ENABLE ( GPIO_BASE + 0x8C) +#define GPIOH_OUT_AUX1_SELECT ( GPIO_BASE + 0x90) +#define GPIOH_OUT_AUX2_SELECT ( GPIO_BASE + 0x94) +#define GPIOH_PULLUP_ENABLE ( GPIO_BASE + 0x98) +#define GPIOH_PULLDOWN_ENABLE ( GPIO_BASE + 0x9C) +#define GPIOH_INPUT_ENABLE ( GPIO_BASE + 0x0A0) +#define GPIOH_INPUT_INVERT_ENABLE ( GPIO_BASE + 0x0A4) +#define GPIOH_IN_FILTER_ENABLE ( GPIO_BASE + 0x0A8) +#define GPIOH_IN_EVENTCOUNT_ENABLE ( GPIO_BASE + 0x0AC) +#define GPIOH_READ_BACK ( GPIO_BASE + 0x0B0) +#define GPIOH_IN_AUX1_SELECT ( GPIO_BASE + 0x0B4) +#define GPIOH_EVENTS_ENABLE ( GPIO_BASE + 0x0B8) +#define GPIOH_LOCK_ENABLE ( GPIO_BASE + 0x0BC) +#define GPIOH_IN_POSEDGE_ENABLE ( GPIO_BASE + 0x0C0) +#define GPIOH_IN_NEGEDGE_ENABLE ( GPIO_BASE + 0x0C4) +#define GPIOH_IN_POSEDGE_STATUS ( GPIO_BASE + 0x0C8) +#define GPIOH_IN_NEGEDGE_STATUS ( GPIO_BASE + 0x0CC) + +/* Input Conditioning Function Registers*/ +#define GPIO_00_FILTER_AMOUNT ( GPIO_BASE + 0x50) +#define GPIO_00_FILTER_COUNT ( GPIO_BASE + 0x52) +#define GPIO_00_EVENT_COUNT ( GPIO_BASE + 0x54) +#define GPIO_00_EVENTCOMPARE_VALUE ( GPIO_BASE + 0x56) +#define GPIO_01_FILTER_AMOUNT ( GPIO_BASE + 0x58) +#define GPIO_01_FILTER_COUNT ( GPIO_BASE + 0x5A) +#define GPIO_01_EVENT_COUNT ( GPIO_BASE + 0x5C) +#define GPIO_01_EVENTCOMPARE_VALUE ( GPIO_BASE + 0x5E) +#define GPIO_02_FILTER_AMOUNT ( GPIO_BASE + 0x60) +#define GPIO_02_FILTER_COUNT ( GPIO_BASE + 0x62) +#define GPIO_02_EVENT_COUNT ( GPIO_BASE + 0x64) +#define GPIO_02_EVENTCOMPARE_VALUE ( GPIO_BASE + 0x66) +#define GPIO_03_FILTER_AMOUNT ( GPIO_BASE + 0x68) +#define GPIO_03_FILTER_COUNT ( GPIO_BASE + 0x6A) +#define GPIO_03_EVENT_COUNT ( GPIO_BASE + 0x6C) +#define GPIO_03_EVENTCOMPARE_VALUE ( GPIO_BASE + 0x6E) +#define GPIO_04_FILTER_AMOUNT ( GPIO_BASE + 0x70) +#define GPIO_04_FILTER_COUNT ( GPIO_BASE + 0x72) +#define GPIO_04_EVENT_COUNT ( GPIO_BASE + 0x74) +#define GPIO_04_EVENTCOMPARE_VALUE ( GPIO_BASE + 0x76) +#define GPIO_05_FILTER_AMOUNT ( GPIO_BASE + 0x78) +#define GPIO_05_FILTER_COUNT ( GPIO_BASE + 0x7A) +#define GPIO_05_EVENT_COUNT ( GPIO_BASE + 0x7C) +#define GPIO_05_EVENTCOMPARE_VALUE ( GPIO_BASE + 0x7E) +#define GPIO_06_FILTER_AMOUNT ( GPIO_BASE + 0x0D0) +#define GPIO_06_FILTER_COUNT ( GPIO_BASE + 0x0D2) +#define GPIO_06_EVENT_COUNT ( GPIO_BASE + 0x0D4) +#define GPIO_06_EVENTCOMPARE_VALUE ( GPIO_BASE + 0x0D6) +#define GPIO_07_FILTER_AMOUNT ( GPIO_BASE + 0x0D8) +#define GPIO_07_FILTER_COUNT ( GPIO_BASE + 0x0DA) +#define GPIO_07_EVENT_COUNT ( GPIO_BASE + 0x0DC) +#define GPIO_07_EVENTCOMPARE_VALUE ( GPIO_BASE + 0x0DE) + +/* R/W GPIO Interrupt &PME Mapper Registers*/ +#define GPIO_MAPPER_X ( GPIO_BASE + 0x0E0) +#define GPIO_MAPPER_Y ( GPIO_BASE + 0x0E4) +#define GPIO_MAPPER_Z ( GPIO_BASE + 0x0E8) +#define GPIO_MAPPER_W ( GPIO_BASE + 0x0EC) +#define GPIO_FE_SELECT_0 ( GPIO_BASE + 0x0F0) +#define GPIO_FE_SELECT_1 ( GPIO_BASE + 0x0F1) +#define GPIO_FE_SELECT_2 ( GPIO_BASE + 0x0F2) +#define GPIO_FE_SELECT_3 ( GPIO_BASE + 0x0F3) +#define GPIO_FE_SELECT_4 ( GPIO_BASE + 0x0F4) +#define GPIO_FE_SELECT_5 ( GPIO_BASE + 0x0F5) +#define GPIO_FE_SELECT_6 ( GPIO_BASE + 0x0F6) +#define GPIO_FE_SELECT_7 ( GPIO_BASE + 0x0F7) + +/* Event Counter Decrement Registers*/ +#define GPIOL_IN_EVENT_DECREMENT ( GPIO_BASE + 0x0F8) +#define GPIOH_IN_EVENT_DECREMENT ( GPIO_BASE + 0x0FC) + +/* This is for 286reset compatibility. 0xCange to mat0xc 5535 virtualized stuff.*/ +#define FUNC0 ( 0x90) + + +/* sworley, PMC register*/ +#define PM_SSD ( PMLogic_BASE + 0x00) +#define PM_SCXA ( PMLogic_BASE + 0x04) +#define PM_SCYA ( PMLogic_BASE + 0x08) +#define PM_SODA ( PMLogic_BASE + 0x0C) +#define PM_SCLK ( PMLogic_BASE + 0x10) +#define PM_SED ( PMLogic_BASE + 0x14) +#define PM_SCXD ( PMLogic_BASE + 0x18) +#define PM_SCYD ( PMLogic_BASE + 0x1C) +#define PM_SIDD ( PMLogic_BASE + 0x20) +#define PM_WKD ( PMLogic_BASE + 0x30) +#define PM_WKXD ( PMLogic_BASE + 0x34) +#define PM_RD ( PMLogic_BASE + 0x38) +#define PM_WKXA ( PMLogic_BASE + 0x3C) +#define PM_FSD ( PMLogic_BASE + 0x40) +#define PM_TSD ( PMLogic_BASE + 0x44) +#define PM_PSD ( PMLogic_BASE + 0x48) +#define PM_NWKD ( PMLogic_BASE + 0x4C) +#define PM_AWKD ( PMLogic_BASE + 0x50) +#define PM_SSC ( PMLogic_BASE + 0x54) + + +/* FLASH device macros */ +#define FLASH_TYPE_NONE 0 /* No flash device installed */ +#define FLASH_TYPE_NAND 1 /* NAND device */ +#define FLASH_TYPE_NOR 2 /* NOR device */ + +#define FLASH_IF_MEM 1 /* Memory or memory-mapped I/O interface for Flash device */ +#define FLASH_IF_IO 2 /* I/O interface for Flash device */ + +/* Flash Memory Mask values */ +#define FLASH_MEM_DEFAULT 0x00000000 +#define FLASH_MEM_4K 0xFFFFF000 +#define FLASH_MEM_8K 0xFFFFE000 +#define FLASH_MEM_16K 0xFFFFC000 +#define FLASH_MEM_128K 0xFFFE0000 +#define FLASH_MEM_512K 0xFFFC0000 +#define FLASH_MEM_4M 0xFFC00000 +#define FLASH_MEM_8M 0xFF800000 +#define FLASH_MEM_16M 0xFF000000 + +/* Flash IO Mask values */ +#define FLASH_IO_DEFAULT 0x00000000 +#define FLASH_IO_16B 0x0000FFF0 +#define FLASH_IO_32B 0x0000FFE0 +#define FLASH_IO_64B 0x0000FFC0 +#define FLASH_IO_128B 0x0000FF80 +#define FLASH_IO_256B 0x0000FF00 + + + +#endif /* CPU_AMD_LXDEF_H */ diff --git a/src/include/device/pci_ids.h b/src/include/device/pci_ids.h index 481d5ef1bf..f396184032 100644 --- a/src/include/device/pci_ids.h +++ b/src/include/device/pci_ids.h @@ -399,6 +399,7 @@ #define PCI_VENDOR_ID_AMD 0x1022 #define PCI_DEVICE_ID_AMD_LANCE 0x2000 #define PCI_DEVICE_ID_AMD_LANCE_HOME 0x2001 +#define PCI_DEVICE_ID_AMD_LX 0x1054 #define PCI_DEVICE_ID_AMD_SCSI 0x2020 #define PCI_DEVICE_ID_AMD_FE_GATE_7006 0x7006 #define PCI_DEVICE_ID_AMD_FE_GATE_7007 0x7007 diff --git a/src/mainboard/artecgroup/dbe61/Config.lb b/src/mainboard/artecgroup/dbe61/Config.lb new file mode 100644 index 0000000000..a343b31edb --- /dev/null +++ b/src/mainboard/artecgroup/dbe61/Config.lb @@ -0,0 +1,158 @@ +## +## Compute the location and size of where this firmware image +## (linuxBIOS plus bootloader) will live in the boot rom chip. +## +if USE_FALLBACK_IMAGE + default ROM_SECTION_SIZE = FALLBACK_SIZE + default ROM_SECTION_OFFSET = ( ROM_SIZE - FALLBACK_SIZE ) +else + default ROM_SECTION_SIZE = ( ROM_SIZE - FALLBACK_SIZE ) + default ROM_SECTION_OFFSET = 0 +end + +## +## Compute the start location and size size of +## The linuxBIOS bootloader. +## +default CONFIG_ROM_STREAM_START = (0xffffffff - ROM_SIZE + ROM_SECTION_OFFSET + 1) +default PAYLOAD_SIZE = ( ROM_SECTION_SIZE - ROM_IMAGE_SIZE ) + +## +## Compute where this copy of linuxBIOS will start in the boot rom +## +default _ROMBASE = ( CONFIG_ROM_STREAM_START + PAYLOAD_SIZE ) + +## +## Compute a range of ROM that can cached to speed up linuxBIOS, +## execution speed. +## +## XIP_ROM_SIZE must be a power of 2. +## XIP_ROM_BASE must be a multiple of XIP_ROM_SIZE +## +default XIP_ROM_SIZE=65536 +default XIP_ROM_BASE = ( _ROMBASE + ROM_IMAGE_SIZE - XIP_ROM_SIZE ) + +## +## Set all of the defaults for an x86 architecture +## + +arch i386 end + +## +## Build the objects we have code for in this directory. +## + +driver mainboard.o + +if HAVE_PIRQ_TABLE object irq_tables.o end +#object reset.o + +## +## Romcc output +## +makerule ./failover.E + depends "$(MAINBOARD)/failover.c ./romcc" + action "./romcc -E -O --label-prefix=failover -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/failover.c -o $@" +end + +makerule ./failover.inc + depends "$(MAINBOARD)/failover.c ./romcc" + action "./romcc -O --label-prefix=failover -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/failover.c -o $@" +end + +makerule ./auto.E + depends "$(MAINBOARD)/auto.c option_table.h ./romcc" + action "./romcc -E -mcpu=p2 -O -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" +end +makerule ./auto.inc + depends "$(MAINBOARD)/auto.c option_table.h ./romcc" + action "./romcc -mcpu=p2 -O -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" +end + +## +## Build our 16 bit and 32 bit linuxBIOS entry code +## +mainboardinit cpu/x86/16bit/entry16.inc +mainboardinit cpu/x86/32bit/entry32.inc +ldscript /cpu/x86/16bit/entry16.lds +ldscript /cpu/x86/32bit/entry32.lds + +## +## Build our reset vector (This is where linuxBIOS is entered) +## +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/reset16.inc + ldscript /cpu/x86/16bit/reset16.lds +else + mainboardinit cpu/x86/32bit/reset32.inc + ldscript /cpu/x86/32bit/reset32.lds +end + +### Should this be in the northbridge code? +mainboardinit arch/i386/lib/cpu_reset.inc + +## +## Include an id string (For safe flashing) +## +mainboardinit arch/i386/lib/id.inc +ldscript /arch/i386/lib/id.lds + +### +### This is the early phase of linuxBIOS startup +### Things are delicate and we test to see if we should +### failover to another image. +### +if USE_FALLBACK_IMAGE + ldscript /arch/i386/lib/failover.lds + mainboardinit ./failover.inc +end + +### +### O.k. We aren't just an intermediary anymore! +### + +## +## Setup RAM +## +mainboardinit cpu/x86/fpu/enable_fpu.inc +mainboardinit ./auto.inc + +## +## Include the secondary Configuration files +## +dir /pc80 +config chip.h + +chip northbridge/amd/lx + register "irqmap" = "0xcab9" + register "setupflash" = "0" + device apic_cluster 0 on + chip cpu/amd/model_lx + device apic 0 on end + end + end + device pci_domain 0 on + device pci 1.0 on end + device pci 1.1 on end + chip southbridge/amd/cs5536 + register "enable_gpio0_inta" = "1" + register "enable_ide_nand_flash" = "1" + register "enable_uarta" = "1" + register "audio_irq" = "5" + register "usbf4_irq" = "10" + register "usbf5_irq" = "10" + register "usbf6_irq" = "0" + register "usbf7_irq" = "0" + device pci d.0 on end # Realtek 8139 LAN + device pci f.0 on end # ISA Bridge + device pci f.2 on end # IDE Controller + device pci f.3 on end # Audio + device pci f.4 on end # OHCI + device pci f.5 on end # EHCI + register "unwanted_vpci[0]" = "0x80007E00" # USB/UDC + register "unwanted_vpci[1]" = "0x80007F00" # USB/OTG + register "unwanted_vpci[2]" = "0" # End of list has a zero + end + end +end + diff --git a/src/mainboard/artecgroup/dbe61/Options.lb b/src/mainboard/artecgroup/dbe61/Options.lb new file mode 100644 index 0000000000..fccf121786 --- /dev/null +++ b/src/mainboard/artecgroup/dbe61/Options.lb @@ -0,0 +1,161 @@ +uses HAVE_MP_TABLE +uses HAVE_PIRQ_TABLE +uses USE_FALLBACK_IMAGE +uses HAVE_FALLBACK_BOOT +uses HAVE_HARD_RESET +uses HAVE_OPTION_TABLE +uses USE_OPTION_TABLE +uses CONFIG_ROM_STREAM +uses IRQ_SLOT_COUNT +uses MAINBOARD +uses MAINBOARD_VENDOR +uses MAINBOARD_PART_NUMBER +uses LINUXBIOS_EXTRA_VERSION +uses ARCH +uses FALLBACK_SIZE +uses STACK_SIZE +uses HEAP_SIZE +uses ROM_SIZE +uses ROM_SECTION_SIZE +uses ROM_IMAGE_SIZE +uses ROM_SECTION_SIZE +uses ROM_SECTION_OFFSET +uses CONFIG_ROM_STREAM_START +uses CONFIG_COMPRESSED_ROM_STREAM +uses PAYLOAD_SIZE +uses _ROMBASE +uses _RAMBASE +uses XIP_ROM_SIZE +uses XIP_ROM_BASE +uses HAVE_MP_TABLE +uses CROSS_COMPILE +uses CC +uses HOSTCC +uses OBJCOPY +uses DEFAULT_CONSOLE_LOGLEVEL +uses MAXIMUM_CONSOLE_LOGLEVEL +uses CONFIG_CONSOLE_SERIAL8250 +uses TTYS0_BAUD +uses TTYS0_BASE +uses TTYS0_LCS +uses CONFIG_UDELAY_TSC +uses CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2 + +## ROM_SIZE is the size of boot ROM that this board will use. +default ROM_SIZE = 256*1024 + +### +### Build options +### + +## +## Build code for the fallback boot +## +default HAVE_FALLBACK_BOOT=1 + +## +## no MP table +## +default HAVE_MP_TABLE=0 + +## +## Build code to reset the motherboard from linuxBIOS +## +default HAVE_HARD_RESET=0 + +## Delay timer options +## +default CONFIG_UDELAY_TSC=1 +default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 + +## +## Build code to export a programmable irq routing table +## +default HAVE_PIRQ_TABLE=1 +default IRQ_SLOT_COUNT=2 +#object irq_tables.o + +## +## Build code to export a CMOS option table +## +default HAVE_OPTION_TABLE=0 + +### +### LinuxBIOS layout values +### + +## ROM_IMAGE_SIZE is the amount of space to allow linuxBIOS to occupy. +default ROM_IMAGE_SIZE = 65536 +default FALLBACK_SIZE = 131072 + +## +## Use a small 8K stack +## +default STACK_SIZE=0x2000 + +## +## Use a small 16K heap +## +default HEAP_SIZE=0x4000 + +## +## Only use the option table in a normal image +## +#default USE_OPTION_TABLE = !USE_FALLBACK_IMAGE +default USE_OPTION_TABLE = 0 + +default _RAMBASE = 0x00004000 + +default CONFIG_ROM_STREAM = 1 + +## +## The default compiler +## +default CROSS_COMPILE="" +default CC="$(CROSS_COMPILE)gcc-3.4 -m32" +default HOSTCC="gcc-3.4" + +## +## The Serial Console +## + +# To Enable the Serial Console +default CONFIG_CONSOLE_SERIAL8250=1 + +## Select the serial console baud rate +default TTYS0_BAUD=115200 +#default TTYS0_BAUD=57600 +#default TTYS0_BAUD=38400 +#default TTYS0_BAUD=19200 +#default TTYS0_BAUD=9600 +#default TTYS0_BAUD=4800 +#default TTYS0_BAUD=2400 +#default TTYS0_BAUD=1200 + +# Select the serial console base port +default TTYS0_BASE=0x3f8 + +# Select the serial protocol +# This defaults to 8 data bits, 1 stop bit, and no parity +default TTYS0_LCS=0x3 + +## +### Select the linuxBIOS loglevel +## +## EMERG 1 system is unusable +## ALERT 2 action must be taken immediately +## CRIT 3 critical conditions +## ERR 4 error conditions +## WARNING 5 warning conditions +## NOTICE 6 normal but significant condition +## INFO 7 informational +## DEBUG 8 debug-level messages +## SPEW 9 Way too many details + +## Request this level of debugging output +default DEFAULT_CONSOLE_LOGLEVEL=8 +## At a maximum only compile in this level of debugging +default MAXIMUM_CONSOLE_LOGLEVEL=8 + +end + diff --git a/src/mainboard/artecgroup/dbe61/auto.c b/src/mainboard/artecgroup/dbe61/auto.c new file mode 100644 index 0000000000..866f6e4752 --- /dev/null +++ b/src/mainboard/artecgroup/dbe61/auto.c @@ -0,0 +1,193 @@ +#define ASSEMBLY 1 + +#include <stdint.h> +#include <device/pci_def.h> +#include <arch/io.h> +#include <device/pnp_def.h> +#include <arch/romcc_io.h> +#include <arch/hlt.h> +#include "pc80/serial.c" +#include "arch/i386/lib/console.c" +#include "ram/ramtest.c" +//#include "superio/winbond/w83627hf/w83627hf_early_serial.c" +#include "cpu/x86/bist.h" +#include "cpu/x86/msr.h" +#include <cpu/amd/lxdef.h> + +//#define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) + +#include "southbridge/amd/cs5536/cs5536_early_smbus.c" +#include "southbridge/amd/cs5536/cs5536_early_setup.c" + +static inline int spd_read_byte(unsigned device, unsigned address) +{ + return smbus_read_byte(device, address); +} + +#include "northbridge/amd/lx/raminit.h" + +static inline unsigned int fls(unsigned int x) +{ + int r; + + __asm__("bsfl %1,%0\n\t" + "jnz 1f\n\t" + "movl $32,%0\n" + "1:" : "=r" (r) : "g" (x)); + return r; +} + + + + +/* sdram parameters for OLPC: + row address = 13 + col address = 9 + banks = 4 + dimm0size=128MB + d0_MB=1 (module banks) + d0_cb=4 (component banks) + do_psz=4KB (page size) + Trc=10 (clocks) (ref2act) + Tras=7 (act2pre) + Trcd=3 (act2cmd) + Trp=3 (pre2act) + Trrd=2 (act2act) + Tref=17.8ms + */ +static void sdram_set_spd_registers(const struct mem_controller *ctrl) +{ + /* Total size of DIMM = 2^row address (byte 3) * 2^col address (byte 4) * + * component Banks (byte 17) * module banks, side (byte 5) * + * width in bits (byte 6,7) + * = Density per side (byte 31) * number of sides (byte 5) */ + /* 1. Initialize GLMC registers base on SPD values, do one DIMM for now */ + msr_t msr; + unsigned char module_banks, val; + + +#if 0 //GX3 + msr = rdmsr(MC_CF07_DATA); + + /* get module banks (sides) per dimm, SPD byte 5 */ + module_banks = 1; + module_banks >>= 1; + msr.hi &= ~(1 << CF07_UPPER_D0_MB_SHIFT); + msr.hi |= (module_banks << CF07_UPPER_D0_MB_SHIFT); + + /* get component banks per module bank, SPD byte 17 */ + val = 4; + val >>= 2; + msr.hi &= ~(0x1 << CF07_UPPER_D0_CB_SHIFT); + msr.hi |= (val << CF07_UPPER_D0_CB_SHIFT); + + /* get the module bank density, SPD byte 31 */ + /* this is multiples of 8 MB */ + /* actually it is 2^x*4, where x is the value you put in */ + /* for OLPC, set default size */ + /* dimm size - hardcoded 128Mb */ + val = 5; + msr.hi &= ~(0xf << CF07_UPPER_D0_SZ_SHIFT); + msr.hi |= (val << CF07_UPPER_D0_SZ_SHIFT); + + /* page size = 2^col address */ + val = 2; /* 4096 bytes */ + msr.hi &= ~(0x7 << CF07_UPPER_D0_PSZ_SHIFT); + msr.hi |= (val << CF07_UPPER_D0_PSZ_SHIFT); + + print_debug("computed msr.hi "); + print_debug_hex32(msr.hi); + print_debug("\r\n"); + + /* this is a standard value, DOES NOT PROBABLY MATCH FROM ABOVE */ + /* well, it may be close. It's about 200,000 ticks */ + msr.lo = 0x00003000; + wrmsr(MC_CF07_DATA, msr); + +#endif + + msr.hi = 0x00005012; + msr.lo = 0x05000040; + + wrmsr(MC_CF07_DATA, msr); //GX3 + + /* timing and mode ... */ + + //msr = rdmsr(0x20000019); + + /* per standard bios settings */ +/* + msr.hi = 0x18000108; + msr.lo = + (6<<28) | // cas_lat + (10<<24)| // ref2act + (7<<20)| // act2pre + (3<<16)| // pre2act + (3<<12)| // act2cmd + (2<<8)| // act2act + (2<<6)| // dplwr + (2<<4)| // dplrd + (3); // dal + * the msr value reported by quanta is very, very different. + * we will go with that value for now. + * + //msr.lo = 0x286332a3; +*/ + //wrmsr(0x20000019, msr); //GX3 + +} + +#include "northbridge/amd/lx/raminit.c" +#include "sdram/generic_sdram.c" + +#define PLLMSRhi 0x00001490 +#define PLLMSRlo 0x02000030 +#define PLLMSRlo1 ((0xde << 16) | (1 << 26) | (1 << 24)) +#define PLLMSRlo2 ((1<<14) |(1<<13) | (1<<0)) +#include "northbridge/amd/lx/pll_reset.c" +#include "cpu/amd/model_lx/cpureginit.c" +#include "cpu/amd/model_lx/syspreinit.c" +static void msr_init(void) +{ + __builtin_wrmsr(0x1808, 0x10f3bf00, 0x22fffc02); + + __builtin_wrmsr(0x10000020, 0xfff80, 0x20000000); + __builtin_wrmsr(0x10000021, 0x80fffe0, 0x20000000); + + __builtin_wrmsr(0x40000020, 0xfff80, 0x20000000); + __builtin_wrmsr(0x40000021, 0x80fffe0, 0x20000000); +} + + +static void main(unsigned long bist) +{ + static const struct mem_controller memctrl [] = { + {.channel0 = {(0xa<<3)|0, (0xa<<3)|1}} + }; + + SystemPreInit(); //GX3 OK + + msr_init(); //GX3 OK + + cs5536_early_setup(); //GX3 OK + + /* NOTE: must do this AFTER the early_setup! + * it is counting on some early MSR setup + * for cs5536 + */ + cs5536_setup_onchipuart(); //GX3 OK + + uart_init(); //GX3 OK + console_init(); //GX3 OK + + pll_reset(); //GX3 OK + + cpuRegInit(); //GX3 OK + + print_err("done cpuRegInit\n"); + + sdram_initialize(1, memctrl); //GX3 OK almost + + /* Check all of memory */ + //ram_check(0x00000000, 640*1024); +} diff --git a/src/mainboard/artecgroup/dbe61/chip.h b/src/mainboard/artecgroup/dbe61/chip.h new file mode 100644 index 0000000000..f899056d44 --- /dev/null +++ b/src/mainboard/artecgroup/dbe61/chip.h @@ -0,0 +1,5 @@ +extern struct chip_operations mainboard_artecgroup_dbe61_ops; + +struct mainboard_artecgroup_dbe61_config { + int nothing; +}; diff --git a/src/mainboard/artecgroup/dbe61/cmos.layout b/src/mainboard/artecgroup/dbe61/cmos.layout new file mode 100644 index 0000000000..5ba4c032c1 --- /dev/null +++ b/src/mainboard/artecgroup/dbe61/cmos.layout @@ -0,0 +1,74 @@ +entries + +#start-bit length config config-ID name +#0 8 r 0 seconds +#8 8 r 0 alarm_seconds +#16 8 r 0 minutes +#24 8 r 0 alarm_minutes +#32 8 r 0 hours +#40 8 r 0 alarm_hours +#48 8 r 0 day_of_week +#56 8 r 0 day_of_month +#64 8 r 0 month +#72 8 r 0 year +#80 4 r 0 rate_select +#84 3 r 0 REF_Clock +#87 1 r 0 UIP +#88 1 r 0 auto_switch_DST +#89 1 r 0 24_hour_mode +#90 1 r 0 binary_values_enable +#91 1 r 0 square-wave_out_enable +#92 1 r 0 update_finished_enable +#93 1 r 0 alarm_interrupt_enable +#94 1 r 0 periodic_interrupt_enable +#95 1 r 0 disable_clock_updates +#96 288 r 0 temporary_filler +0 384 r 0 reserved_memory +384 1 e 4 boot_option +385 1 e 4 last_boot +386 1 e 1 ECC_memory +388 4 r 0 reboot_bits +392 3 e 5 baud_rate +400 1 e 1 power_on_after_fail +412 4 e 6 debug_level +416 4 e 7 boot_first +420 4 e 7 boot_second +424 4 e 7 boot_third +428 4 h 0 boot_index +432 8 h 0 boot_countdown +1008 16 h 0 check_sum + +enumerations + +#ID value text +1 0 Disable +1 1 Enable +2 0 Enable +2 1 Disable +4 0 Fallback +4 1 Normal +5 0 115200 +5 1 57600 +5 2 38400 +5 3 19200 +5 4 9600 +5 5 4800 +5 6 2400 +5 7 1200 +6 6 Notice +6 7 Info +6 8 Debug +6 9 Spew +7 0 Network +7 1 HDD +7 2 Floppy +7 8 Fallback_Network +7 9 Fallback_HDD +7 10 Fallback_Floppy +#7 3 ROM + +checksums + +checksum 392 1007 1008 + + diff --git a/src/mainboard/artecgroup/dbe61/debug.c b/src/mainboard/artecgroup/dbe61/debug.c new file mode 100644 index 0000000000..7eeabdef47 --- /dev/null +++ b/src/mainboard/artecgroup/dbe61/debug.c @@ -0,0 +1,66 @@ + +static void print_debug_pci_dev(unsigned dev) +{ + print_debug("PCI: "); + print_debug_hex8((dev >> 16) & 0xff); + print_debug_char(':'); + print_debug_hex8((dev >> 11) & 0x1f); + print_debug_char('.'); + print_debug_hex8((dev >> 8) & 7); +} + +static void print_pci_devices(void) +{ + device_t dev; + for(dev = PCI_DEV(0, 0, 0); + dev <= PCI_DEV(0, 0x1f, 0x7); + dev += PCI_DEV(0,0,1)) { + uint32_t id; + id = pci_read_config32(dev, PCI_VENDOR_ID); + if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0x0000)) { + continue; + } + print_debug_pci_dev(dev); + print_debug("\r\n"); + } +} + +static void dump_pci_device(unsigned dev) +{ + int i; + print_debug_pci_dev(dev); + print_debug("\r\n"); + + for(i = 0; i <= 255; i++) { + unsigned char val; + if ((i & 0x0f) == 0) { + print_debug_hex8(i); + print_debug_char(':'); + } + val = pci_read_config8(dev, i); + print_debug_char(' '); + print_debug_hex8(val); + if ((i & 0x0f) == 0x0f) { + print_debug("\r\n"); + } + } +} + +static void dump_pci_devices(void) +{ + device_t dev; + for(dev = PCI_DEV(0, 0, 0); + dev <= PCI_DEV(0, 0x1f, 0x7); + dev += PCI_DEV(0,0,1)) { + uint32_t id; + id = pci_read_config32(dev, PCI_VENDOR_ID); + if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0x0000)) { + continue; + } + dump_pci_device(dev); + } +} diff --git a/src/mainboard/artecgroup/dbe61/failover.c b/src/mainboard/artecgroup/dbe61/failover.c new file mode 100644 index 0000000000..bdcb9eaed2 --- /dev/null +++ b/src/mainboard/artecgroup/dbe61/failover.c @@ -0,0 +1,32 @@ +#define ASSEMBLY 1 +#include <stdint.h> +#include <device/pci_def.h> +#include <device/pci_ids.h> +#include <arch/io.h> +#include "arch/romcc_io.h" +#include "pc80/mc146818rtc_early.c" + +static unsigned long main(unsigned long bist) +{ + /* This is the primary cpu how should I boot? */ + if (do_normal_boot()) { + goto normal_image; + } + else { + goto fallback_image; + } + normal_image: + asm volatile ("jmp __normal_image" + : /* outputs */ + : "a" (bist) /* inputs */ + : /* clobbers */ + ); + cpu_reset: + asm volatile ("jmp __cpu_reset" + : /* outputs */ + : "a"(bist) /* inputs */ + : /* clobbers */ + ); + fallback_image: + return bist; +} diff --git a/src/mainboard/artecgroup/dbe61/irq_tables.c b/src/mainboard/artecgroup/dbe61/irq_tables.c new file mode 100644 index 0000000000..636f129119 --- /dev/null +++ b/src/mainboard/artecgroup/dbe61/irq_tables.c @@ -0,0 +1,31 @@ +/* This file was generated by getpir.c, do not modify! + (but if you do, please run checkpir on it to verify) + * Contains the IRQ Routing Table dumped directly from your memory, which BIOS sets up + * + * Documentation at : http://www.microsoft.com/hwdev/busbios/PCIIRQ.HTM +*/ + +#include <arch/pirq_routing.h> + +const struct irq_routing_table intel_irq_routing_table = { + PIRQ_SIGNATURE, /* u32 signature */ + PIRQ_VERSION, /* u16 version */ + 32+16*2, /* there can be total 2 devices on the bus */ + 0x00, /* Where the interrupt router lies (bus) */ + (0x12<<3)|0x0, /* Where the interrupt router lies (dev) */ + 0x800, /* IRQs devoted exclusively to PCI usage */ + 0x1078, /* Vendor */ + 0x2, /* Device */ + 0, /* Crap (miniport) */ + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */ + 0xdf, /* u8 checksum , this hase to set to some value that would give 0 after the sum of all bytes for this structure (including checksum) */ + { + /* bus, dev|fn, {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu */ + {0x00,(0x0e<<3)|0x0, {{0x02, 0xdeb8}, {0x03, 0xdeb8}, {0x04, 0xdeb8}, {0x01, 0x0deb8}}, 0x1, 0x0}, + {0x00,(0x0f<<3)|0x0, {{0x03, 0xdeb8}, {0x04, 0xdeb8}, {0x01, 0xdeb8}, {0x02, 0x0deb8}}, 0x2, 0x0}, + } +}; +unsigned long write_pirq_routing_table(unsigned long addr) +{ + return copy_pirq_routing_table(addr); +} diff --git a/src/mainboard/artecgroup/dbe61/mainboard.c b/src/mainboard/artecgroup/dbe61/mainboard.c new file mode 100644 index 0000000000..2079443359 --- /dev/null +++ b/src/mainboard/artecgroup/dbe61/mainboard.c @@ -0,0 +1,47 @@ +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <device/pci_ops.h> +#include <arch/io.h> +#include "chip.h" + + + +static void init(struct device *dev) { +/* + unsigned bus = 0; + unsigned devfn = PCI_DEVFN(0xf, 4); + device_t usb = NULL; + unsigned char usbirq = 0xa; +*/ + + printk_debug("ARTECGROUP DBE61 ENTER %s\n", __FUNCTION__); + +#if 0 + /* I can't think of any reason NOT to just set this. If it turns out we want this to be + * conditional we can make it a config variable later. + */ + + printk_debug("%s (%x,%x)SET USB PCI interrupt line to %d\n", + __FUNCTION__, bus, devfn, usbirq); + usb = dev_find_slot(bus, devfn); + if (! usb){ + printk_err("Could not find USB\n"); + } else { + pci_write_config8(usb, PCI_INTERRUPT_LINE, usbirq); + } +#endif + printk_debug("ARTECGROUP DBE61 EXIT %s\n", __FUNCTION__); +} + +static void enable_dev(struct device *dev) +{ + dev->ops->init = init; +} + +struct chip_operations mainboard_artecgroup_dbe61_ops = { + CHIP_NAME("artecgroup dbe61 mainboard ") + .enable_dev = enable_dev, + +}; diff --git a/src/mainboard/artecgroup/dbe61/reset.c b/src/mainboard/artecgroup/dbe61/reset.c new file mode 100644 index 0000000000..5796e17dc8 --- /dev/null +++ b/src/mainboard/artecgroup/dbe61/reset.c @@ -0,0 +1,43 @@ +#if 0 +//#include "arch/romcc_io.h" +#include <arch/io.h> + +typedef unsigned device_t; + +#define PCI_DEV(BUS, DEV, FN) ( \ + (((BUS) & 0xFF) << 16) | \ + (((DEV) & 0x1f) << 11) | \ + (((FN) & 0x7) << 8)) + +static void pci_write_config8(device_t dev, unsigned where, unsigned char value) +{ + unsigned addr; + addr = dev | where; + outl(0x80000000 | (addr & ~3), 0xCF8); + outb(value, 0xCFC + (addr & 3)); +} + +static void pci_write_config32(device_t dev, unsigned where, unsigned value) +{ + unsigned addr; + addr = dev | where; + outl(0x80000000 | (addr & ~3), 0xCF8); + outl(value, 0xCFC); +} + +static unsigned pci_read_config32(device_t dev, unsigned where) +{ + unsigned addr; + addr = dev | where; + outl(0x80000000 | (addr & ~3), 0xCF8); + return inl(0xCFC); +} + +#include "../../../northbridge/amd/amdk8/reset_test.c" + +void hard_reset(void) +{ + set_bios_reset(); + pci_write_config8(PCI_DEV(1, 0x04, 0), 0x47, 1); +} +#endif diff --git a/src/northbridge/amd/lx/Config.lb b/src/northbridge/amd/lx/Config.lb new file mode 100644 index 0000000000..ee8cd206f9 --- /dev/null +++ b/src/northbridge/amd/lx/Config.lb @@ -0,0 +1,5 @@ +config chip.h +object northbridge.o +object northbridgeinit.o +object chipsetinit.o +object grphinit.o diff --git a/src/northbridge/amd/lx/chip.h b/src/northbridge/amd/lx/chip.h new file mode 100644 index 0000000000..1a237d7276 --- /dev/null +++ b/src/northbridge/amd/lx/chip.h @@ -0,0 +1,7 @@ +struct northbridge_amd_lx_config +{ + uint16_t irqmap; + int setupflash; +}; + +extern struct chip_operations northbridge_amd_lx_ops; diff --git a/src/northbridge/amd/lx/chipsetinit.c b/src/northbridge/amd/lx/chipsetinit.c new file mode 100644 index 0000000000..0178079795 --- /dev/null +++ b/src/northbridge/amd/lx/chipsetinit.c @@ -0,0 +1,384 @@ +#include <console/console.h> +#include <arch/io.h> +#include <stdint.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <stdlib.h> +#include <string.h> +#include <bitops.h> +#include "chip.h" +#include "northbridge.h" +#include <cpu/amd/lxdef.h> +#include <cpu/x86/msr.h> +#include <cpu/x86/cache.h> + + +/* the structs in this file only set msr.lo. But ... that may not always be true */ + +struct msrinit { + unsigned long msrnum; + msr_t msr; +}; + +/* Master Configuration Register for Bus Masters.*/ +struct msrinit SB_MASTER_CONF_TABLE[] = { + {USB1_SB_GLD_MSR_CONF, {.hi=0,.lo=0x00008f000}}, /* NOTE: Must be 1st entry in table*/ + {USB2_SB_GLD_MSR_CONF, {.hi=0,.lo=0x00008f000}}, + {ATA_SB_GLD_MSR_CONF, {.hi=0,.lo=0x00048f000}}, + {AC97_SB_GLD_MSR_CONF, {.hi=0,.lo=0x00008f000}}, + {MDD_SB_GLD_MSR_CONF, {.hi=0,.lo=0x00000f000}}, +/* GLPCI_SB_GLD_MSR_CONF, 0x0FFFFFFFF*/ +/* GLCP_SB_GLD_MSR_CONF, 0x0FFFFFFFF*/ +/* GLIU_SB_GLD_MSR_CONF, 0x0*/ + {0,{0,0}} +}; + +/* 5535_A3 Clock Gating*/ +struct msrinit CS5535_CLOCK_GATING_TABLE[] = { + { USB1_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000005}}, + { USB2_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000005}}, + { GLIU_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000004}}, + { GLPCI_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000005}}, + { GLCP_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000004}}, + { MDD_SB_GLD_MSR_PM, {.hi=0,.lo=0x050554111}}, + { ATA_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000005}}, + { AC97_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000005}}, + {0,{0,0}} +}; + +/* 5536 Clock Gating*/ +struct msrinit CS5536_CLOCK_GATING_TABLE[] = { +/* MSR Setting*/ + { GLIU_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000004}}, + { GLPCI_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000005}}, + { GLCP_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000004}}, + { MDD_SB_GLD_MSR_PM, {.hi=0,.lo=0x050554111}}, /* SMBus clock gating errata (PBZ 2226 & SiBZ 3977)*/ + { ATA_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000005}}, + { AC97_SB_GLD_MSR_PM, {.hi=0,.lo=0x000000005}}, + {0,{0,0}} +}; + +struct acpiinit { + unsigned short ioreg; + unsigned long regdata; + unsigned short iolen; +}; + +struct acpiinit acpi_init_table[] = { + {ACPI_BASE+0x00, 0x01000000, 4}, + {ACPI_BASE+0x08, 0, 4}, + {ACPI_BASE+0x0C, 0, 4}, + {ACPI_BASE+0x1C, 0, 4}, + {ACPI_BASE+0x18, 0x0FFFFFFFF, 4}, + {ACPI_BASE+0x00, 0x0000FFFF, 4}, + + {PM_SCLK, 0x000000E00, 4}, + {PM_SED, 0x000004601, 4}, + {PM_SIDD, 0x000008C02, 4}, + {PM_WKD, 0x0000000A0, 4}, + {PM_WKXD, 0x0000000A0, 4}, + {0,0,0} +}; + +/* return 1 if we are a 5536-based system */ +static int is_5536(void){ + msr_t msr; + msr = rdmsr(GLIU_SB_GLD_MSR_CAP); + msr.lo >>= 20; + printk_debug("is_5536: msr.lo is 0x%x(==5 means 5536)\n", msr.lo&0xf); + return ((msr.lo&0xf) == 5); +} +/* ***************************************************************************/ +/* **/ +/* * pmChipsetInit*/ +/* **/ +/* * Program ACPI LBAR and initialize ACPI registers.*/ +/* * */ +/* **/ +/* * Entry:*/ +/* * None*/ +/* **/ +/* * Exit:*/ +/* * None*/ +/* **/ +/* * Destroys:*/ +/* * None*/ +/* **/ +/* ***************************************************************************/ +static void +pmChipsetInit(void) { + unsigned long val = 0; + unsigned short port; + + port = (PMLogic_BASE + 0x010); + val = 0x0E00 ; /* 1ms*/ + outl(val, port); + + /* PM_WKXD*/ + /* Make sure bits[3:0]=0000b to clear the*/ + /* saved Sx state*/ + port = (PMLogic_BASE + 0x034); + val = 0x0A0 ; /* 5ms*/ + outl(val, port); + + /* PM_WKD*/ + port = (PMLogic_BASE + 0x030); + outl(val, port); + + /* PM_SED*/ + port = (PMLogic_BASE + 0x014); +/* mov eax, 0x057642 ; 100ms, works*/ + val = 0x04601 ; /* 5ms*/ + outl(val, port); + + /* PM_SIDD*/ + port = (PMLogic_BASE + 0x020); +/* mov eax, 0x0AEC84 ; 200ms, works*/ + val = 0x08C02 ; /* 10ms*/ + outl(val, port); + + /* GPIO24 OUT_AUX1 function is the external signal for 5535's vsb_working_aux*/ + /* which is de-asserted when 5535 enters Standby(S3 or S5) state.*/ + /* On Hawk, GPIO24 controls all voltage rails except Vmem and Vstandby. This means*/ + /* GX2 will be fully de-powered if this control de-asserts in S3/S5.*/ + /* */ + /* GPIO24 is setup in preChipsetInit for two reasons*/ + /* 1. GPIO24 at reset defaults to disabled, since this signal is vsb_work_aux on*/ + /* Hawk it controls the FET's for all voltage rails except Vstanby & Vmem.*/ + /* BIOS needs to enable GPIO24 as OUT_AUX1 & OUTPUT_EN early so it is driven*/ + /* by 5535.*/ + /* 2. Non-PM builds will require GPIO24 enabled for instant-off power button*/ + /* */ + + /* GPIO11 OUT_AUX1 function is the external signal for 5535's slp_clk_n which is asserted*/ + /* when 5535 enters Sleep(S1) state.*/ + /* On Hawk, GPIO11 is connected to control input of external clock generator*/ + /* for 14MHz, PCI, USB & LPC clocks.*/ + /* Programming of GPIO11 will be done by VSA PM code. During VSA Init. BIOS writes*/ + /* PM Core Virual Register indicating if S1 Clocks should be On or Off. This is based*/ + /* on a Setup item. We do not want to leave GPIO11 enabled because of a Hawk board*/ + /* problem. With GPIO11 enabled in S3, something is back-driving GPIO11 causing it to*/ + /* float to 1.6-1.7V.*/ + +} + +struct FLASH_DEVICE { + unsigned char fType; /* Flash type: NOR or NAND */ + unsigned char fInterface; /* Flash interface: I/O or Memory */ + unsigned long fMask; /* Flash size/mask */ +}; + +struct FLASH_DEVICE FlashInitTable[] = { + { FLASH_TYPE_NAND, FLASH_IF_MEM, FLASH_MEM_4K }, /* CS0, or Flash Device 0 */ + { FLASH_TYPE_NONE, 0, 0 }, /* CS1, or Flash Device 1 */ + { FLASH_TYPE_NONE, 0, 0 }, /* CS2, or Flash Device 2 */ + { FLASH_TYPE_NONE, 0, 0 }, /* CS3, or Flash Device 3 */ +}; + +#define FlashInitTableLen (sizeof(FlashInitTable)/sizeof(FlashInitTable[0])) + +uint32_t FlashPort[] = { + MDD_LBAR_FLSH0, + MDD_LBAR_FLSH1, + MDD_LBAR_FLSH2, + MDD_LBAR_FLSH3 + }; + +/*************************************************************************** + * + * ChipsetFlashSetup + * + * Flash LBARs need to be setup before VSA init so the PCI BARs have + * correct size info. Call this routine only if flash needs to be + * configured (don't call it if you want IDE). + * + * Entry: + * Exit: + * Destroys: + * + **************************************************************************/ +static void ChipsetFlashSetup(void) +{ + msr_t msr; + int i; + int numEnabled = 0; + + printk_debug("ChipsetFlashSetup++\n"); + for (i = 0; i < FlashInitTableLen; i++) { + if (FlashInitTable[i].fType != FLASH_TYPE_NONE) { + printk_debug("Enable CS%d\n", i); + /* we need to configure the memory/IO mask */ + msr = rdmsr(FlashPort[i]); + msr.hi = 0; /* start with the "enabled" bit clear */ + if (FlashInitTable[i].fType == FLASH_TYPE_NAND) + msr.hi |= 0x00000002; + else + msr.hi &= ~0x00000002; + if (FlashInitTable[i].fInterface == FLASH_IF_MEM) + msr.hi |= 0x00000004; + else + msr.hi &= ~0x00000004; + msr.hi |= FlashInitTable[i].fMask; + printk_debug("WRMSR(0x%08X, %08X_%08X)\n", FlashPort[i], msr.hi, msr.lo); + wrmsr(FlashPort[i], msr); + + /* now write-enable the device */ + msr = rdmsr(MDD_NORF_CNTRL); + msr.lo |= (1 << i); + printk_debug("WRMSR(0x%08X, %08X_%08X)\n", MDD_NORF_CNTRL, msr.hi, msr.lo); + wrmsr(MDD_NORF_CNTRL, msr); + + /* update the number enabled */ + numEnabled++; + } + } + + /* enable the flash */ + if (0 != numEnabled) { + msr = rdmsr(MDD_PIN_OPT); + msr.lo &= ~1; /* PIN_OPT_IDE */ + printk_debug("WRMSR(0x%08X, %08X_%08X)\n", MDD_PIN_OPT, msr.hi, msr.lo); + wrmsr(MDD_PIN_OPT, msr); + } + printk_debug("ChipsetFlashSetup--\n"); + +} + + + +/* ***************************************************************************/ +/* **/ +/* * ChipsetGeodeLinkInit*/ +/* * Handle chipset specific GeodeLink settings here. */ +/* * Called from GeodeLink init code.*/ +/* **/ +/* * Entry:*/ +/* * Exit:*/ +/* * Destroys: GS*/ +/* **/ +/* ***************************************************************************/ +static void +ChipsetGeodeLinkInit(void){ + msr_t msr; + unsigned long msrnum; + unsigned long totalmem; + + if (is_5536()) + return; + /* SWASIF for A1 DMA */ + /* Set all memory to "just above systop" PCI so DMA will work*/ + /* check A1*/ + msrnum = MSR_SB_GLCP + 0x17; + msr = rdmsr(msrnum); + if ((msr.lo&0xff) == 0x11) + return; + + totalmem = sizeram() << 20 - 1; + totalmem >>= 12; + totalmem = ~totalmem; + totalmem &= 0xfffff; + msr.lo = totalmem; + msr.hi = 0x20000000; /* Port 1 (PCI)*/ + msrnum = MSR_SB_GLIU + 0x20; /* */; + wrmsr(msrnum, msr); +} + +void +chipsetinit (struct northbridge_amd_lx_config *nb){ + msr_t msr; + struct msrinit *csi; + int i; + unsigned long msrnum; + + outb( P80_CHIPSET_INIT, 0x80); + ChipsetGeodeLinkInit(); +#if 0 + /* we hope NEVER to be in linuxbios when S3 resumes + if (! IsS3Resume()) */ + { + struct acpiinit *aci = acpi_init_table; + while (aci->ioreg){ + if (aci->iolen == 2) { + outw(aci->regdata, aci->ioreg); + inw(aci->ioreg); + } else { + outl(aci->regdata, aci->ioreg); + inl(aci->ioreg); + } + } + + pmChipsetInit(); + } +#endif + + + if (!is_5536()) { + /* Setup USB. Need more details. #118.18*/ + msrnum = MSR_SB_USB1 + 8; + msr.lo = 0x00012090; + msr.hi = 0; + wrmsr(msrnum, msr); + msrnum = MSR_SB_USB2 + 8; + wrmsr(msrnum, msr); + } + + /* set hd IRQ */ + outl (GPIOL_2_SET, GPIOL_INPUT_ENABLE); + outl (GPIOL_2_SET, GPIOL_IN_AUX1_SELECT); + + /* Allow IO read and writes during a ATA DMA operation.*/ + /* This could be done in the HD rom but do it here for easier debugging.*/ + + msrnum = ATA_SB_GLD_MSR_ERR; + msr = rdmsr(msrnum); + msr.lo &= ~0x100; + wrmsr(msrnum, msr); + + /* Enable Post Primary IDE.*/ + msrnum = GLPCI_SB_CTRL; + msr = rdmsr(msrnum); + msr.lo |= GLPCI_CRTL_PPIDE_SET; + wrmsr(msrnum, msr); + + + /* Set up Master Configuration Register*/ + /* If 5536, use same master config settings as 5535, except for OHCI MSRs*/ + if (is_5536()) + i = 2; + else + i = 0; + + csi = &SB_MASTER_CONF_TABLE[i]; + for(; csi->msrnum; csi++){ + msr.lo = csi->msr.lo; + msr.hi = csi->msr.hi; + wrmsr(csi->msrnum, msr); // MSR - see table above + } + + + /* Flash Setup*/ + printk_err("%sDOING ChipsetFlashSetup()!!!!!!!!!!!!!!!!!!\n", nb->setupflash? " " : "NOT"); + if (nb->setupflash) + ChipsetFlashSetup(); + + + + /* */ + /* Set up Hardware Clock Gating*/ + /* */ + /* if (getnvram(TOKEN_SB_CLK_GATE) != TVALUE_DISABLE) */ + { + if (is_5536()) + csi = CS5536_CLOCK_GATING_TABLE; + else + csi = CS5535_CLOCK_GATING_TABLE; + + for(; csi->msrnum; csi++){ + msr.lo = csi->msr.lo; + msr.hi = csi->msr.hi; + wrmsr(csi->msrnum, msr); // MSR - see table above + } + } + +} diff --git a/src/northbridge/amd/lx/grphinit.c b/src/northbridge/amd/lx/grphinit.c new file mode 100644 index 0000000000..4e0da1789d --- /dev/null +++ b/src/northbridge/amd/lx/grphinit.c @@ -0,0 +1,43 @@ +#include <arch/io.h> +#include <stdint.h> +#include <cpu/amd/vr.h> + +#define VIDEO_MB 8 // MB of video memory + +/* + * Write to a Virtual Register + * AX = Class/Index + * CX = data to write + */ +void vrWrite(uint16_t wClassIndex, uint16_t wData) +{ + outl(((uint32_t) VR_UNLOCK << 16) | wClassIndex, VRC_INDEX); + outw(wData, VRC_DATA); +} + + /* + * Read from a Virtual Register + * AX = Class/Index + * Returns a 16-bit word of data + */ +uint16_t vrRead(uint16_t wClassIndex) +{ + uint16_t wData; + outl(((uint32_t) VR_UNLOCK << 16) | wClassIndex, VRC_INDEX); + wData = inw(VRC_DATA); + return wData; +} + +/* + * This function mirrors the Graphics_Init routine in GeodeROM. + */ +void graphics_init(void) +{ + /* SoftVG initialization */ + + /* Call SoftVG with the main configuration parameters. */ + /* NOTE: SoftVG expects the memory size to be given in 512 KB pages */ + vrWrite((VRC_VG << 8) + VG_MEM_SIZE, 0x0100 | (VIDEO_MB * 2)); +} + + diff --git a/src/northbridge/amd/lx/northbridge.c b/src/northbridge/amd/lx/northbridge.c new file mode 100644 index 0000000000..2de9afc7b6 --- /dev/null +++ b/src/northbridge/amd/lx/northbridge.c @@ -0,0 +1,480 @@ +#include <console/console.h> +#include <arch/io.h> +#include <stdint.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <stdlib.h> +#include <string.h> +#include <bitops.h> +#include "chip.h" +#include "northbridge.h" +#include <cpu/amd/lxdef.h> +#include <cpu/x86/msr.h> +#include <cpu/x86/cache.h> +#include <cpu/amd/vr.h> +#define VIDEO_MB 8 + +extern void graphics_init(void); + +#define NORTHBRIDGE_FILE "northbridge.c" + +/* todo: add a resource record. We don't do this here because this may be called when + * very little of the platform is actually working. + */ +int +sizeram(void) +{ + msr_t msr; + int sizem = 0; + unsigned short dimm; + + msr = rdmsr(0x20000018); + printk_debug("sizeram: %08x:%08x\n", msr.hi, msr.lo); + + /* dimm 0 */ + dimm = msr.hi; + /* installed? */ + if ((dimm & 7) != 7) + sizem = (1 << ((dimm >> 12)-1)) * 8; + + + /* dimm 1*/ + dimm = msr.hi >> 16; + /* installed? */ + if ((dimm & 7) != 7) + sizem += (1 << ((dimm >> 12)-1)) * 8; + + printk_debug("sizeram: sizem 0x%x\n", sizem); + return sizem; +} + + +/* here is programming for the various MSRs.*/ +#define IM_QWAIT 0x100000 + +#define DMCF_WRITE_SERIALIZE_REQUEST (2<<12) /* 2 outstanding */ /* in high */ +#define DMCF_SERIAL_LOAD_MISSES (2) /* enabled */ + +/* these are the 8-bit attributes for controlling RCONF registers */ +#define CACHE_DISABLE (1<<0) +#define WRITE_ALLOCATE (1<<1) +#define WRITE_PROTECT (1<<2) +#define WRITE_THROUGH (1<<3) +#define WRITE_COMBINE (1<<4) +#define WRITE_SERIALIZE (1<<5) + +/* ram has none of this stuff */ +#define RAM_PROPERTIES (0) +#define DEVICE_PROPERTIES (WRITE_SERIALIZE|CACHE_DISABLE) +#define ROM_PROPERTIES (WRITE_SERIALIZE|WRITE_PROTECT|CACHE_DISABLE) +#define MSR_WS_CD_DEFAULT (0x21212121) + +/* 1810-1817 give you 8 registers with which to program protection regions */ +/* the are region configuration range registers, or RRCF */ +/* in msr terms, the are a straight base, top address assign, since they are 4k aligned. */ +/* so no left-shift needed for top or base */ +#define RRCF_LOW(base,properties) (base|(1<<8)|properties) +#define RRCF_LOW_CD(base) RRCF_LOW(base, CACHE_DISABLE) + +/* build initializer for P2D MSR */ +#define P2D_BM(msr, pdid1, bizarro, pbase, pmask) {msr, {.hi=(pdid1<<29)|(bizarro<<28)|(pbase>>24), .lo=(pbase<<8)|pmask}} +#define P2D_BMO(msr, pdid1, bizarro, poffset, pbase, pmask) {msr, {.hi=(pdid1<<29)|(bizarro<<28)|(poffset<<8)|(pbase>>24), .lo=(pbase<<8)|pmask}} +#define P2D_R(msr, pdid1, bizarro, pmax, pmin) {msr, {.hi=(pdid1<<29)|(bizarro<<28)|(pmax>>12), .lo=(pmax<<20)|pmin}} +#define P2D_RO(msr, pdid1, bizarro, poffset, pmax, pmin) {msr, {.hi=(pdid1<<29)|(bizarro<<28)|(poffset<<8)|(pmax>>12), .lo=(pmax<<20)|pmin}} +#define P2D_SC(msr, pdid1, bizarro, wen, ren,pscbase) {msr, {.hi=(pdid1<<29)|(bizarro<<28)|(wen), .lo=(ren<<16)|(pscbase>>18)}} +#define IOD_BM(msr, pdid1, bizarro, ibase, imask) {msr, {.hi=(pdid1<<29)|(bizarro<<28)|(ibase>>12), .lo=(ibase<<20)|imask}} +#define IOD_SC(msr, pdid1, bizarro, en, wen, ren, ibase) {msr, {.hi=(pdid1<<29)|(bizarro<<28), .lo=(en<<24)|(wen<<21)|(ren<<20)|(ibase<<3)}} + + + +struct msr_defaults { + int msr_no; + msr_t msr; +} msr_defaults [] = { + {0x1700, {.hi = 0, .lo = IM_QWAIT}}, + {0x1800, {.hi = DMCF_WRITE_SERIALIZE_REQUEST, .lo = DMCF_SERIAL_LOAD_MISSES}}, + /* 1808 will be done down below, so we have to do 180a->1817 (well, 1813 really) */ + /* for 180a, for now, we assume VSM will configure it */ + /* 180b is left at reset value,a0000-bffff is non-cacheable */ + /* 180c, c0000-dffff is set to write serialize and non-cachable */ + /* oops, 180c will be set by cpu bug handling in cpubug.c */ + //{0x180c, {.hi = MSR_WS_CD_DEFAULT, .lo = MSR_WS_CD_DEFAULT}}, + /* 180d is left at default, e0000-fffff is non-cached */ + + /* we will assume 180e, the ssm region configuration, is left at default or set by VSM */ + /* we will not set 0x180f, the DMM,yet */ + //{0x1810, {.hi=0xee7ff000, .lo=RRCF_LOW(0xee000000, WRITE_COMBINE|CACHE_DISABLE)}}, + //{0x1811, {.hi = 0xefffb000, .lo = RRCF_LOW_CD(0xefff8000)}}, + //{0x1812, {.hi = 0xefff7000, .lo = RRCF_LOW_CD(0xefff4000)}}, + //{0x1813, {.hi = 0xefff3000, .lo = RRCF_LOW_CD(0xefff0000)}}, + /* now for GLPCI routing */ + /* GLIU0 */ + P2D_BM(0x10000020, 0x1, 0x0, 0x0, 0xfff80), + P2D_BM(0x10000021, 0x1, 0x0, 0x80000, 0xfffe0), + P2D_SC(0x1000002c, 0x1, 0x0, 0x0, 0xff03, 0xC0000), + /* GLIU1 */ + P2D_BM(0x40000020, 0x1, 0x0, 0x0, 0xfff80), + P2D_BM(0x40000021, 0x1, 0x0, 0x80000, 0xfffe0), + P2D_SC(0x4000002e, 0x1, 0x0, 0x0, 0xff03, 0xC0000), // GX3 0x4000002d -> 0x4000002e + {0} +}; + +/* note that dev is NOT used -- yet */ +static void irq_init_steering(struct device *dev, uint16_t irq_map) { + /* Set up IRQ steering */ + uint32_t pciAddr = 0x80000000 | (CHIPSET_DEV_NUM << 11) | 0x5C; + + printk_debug("%s(%08X [%08X], %04X)\n", __FUNCTION__, dev, pciAddr, irq_map); + + /* The IRQ steering values (in hex) are effectively dcba, where: + * <a> represents the IRQ for INTA, + * <b> represents the IRQ for INTB, + * <c> represents the IRQ for INTC, and + * <d> represents the IRQ for INTD. + * Thus, a value of irq_map = 0xAA5B translates to: + * INTA = IRQB (IRQ 11) + * INTB = IRQ5 (IRQ 5) + * INTC = IRQA (IRQ 10) + * INTD = IRQA (IRQ 10) + */ + outl(pciAddr & ~3, 0xCF8); + outl(irq_map, 0xCFC); +} + + +/* + * setup_lx_cache + * + * Returns the amount of memory (in KB) available to the system. This is the + * total amount of memory less the amount of memory reserved for SMM use. + * + */ +static int +setup_lx_cache(void) +{ + msr_t msr; + unsigned long long val; + int sizekbytes, sizereg; + + sizekbytes = sizeram() * 1024; + printk_debug("setup_lx_cache: enable for %d KB\n", sizekbytes); + /* build up the rconf word. */ + /* the SYSTOP bits 27:8 are actually the top bits from 31:12. Book fails to say that */ + /* set romrp */ + val = ((unsigned long long) ROM_PROPERTIES) << 56; + /* make rom base useful for 1M roms */ + /* Flash base address -- sized for 1M for now*/ + val |= ((unsigned long long) 0xfff00)<<36; + /* set the devrp properties */ + val |= ((unsigned long long) DEVICE_PROPERTIES) << 28; + /* Take our TOM, RIGHT shift 12, since it page-aligned, then LEFT-shift 8 for reg. */ + /* yank off memory for the SMM handler */ + sizekbytes -= SMM_SIZE; + sizereg = sizekbytes; + sizereg *= 1024; // convert to bytes + sizereg >>= 12; + sizereg <<= 8; + val |= sizereg; + val |= RAM_PROPERTIES; + msr.lo = val; + msr.hi = (val >> 32); + printk_debug("msr 0x%08X will be set to %08x:%08x\n", CPU_RCONF_DEFAULT, msr.hi, msr.lo); + wrmsr(CPU_RCONF_DEFAULT, msr); + + enable_cache(); + wbinvd(); + return sizekbytes; +} + +/* we have to do this here. We have not found a nicer way to do it */ +void +setup_lx(void) +{ + + unsigned long tmp, tmp2; + msr_t msr; + unsigned long size_kb, membytes; + + size_kb = setup_lx_cache(); + + membytes = size_kb * 1024; + /* NOTE! setup_lx_cache returns the SIZE OF RAM - RAMADJUST! + * so it is safe to use. You should NOT at this point call + * sizeram() directly. + */ + + /* we need to set 0x10000028 and 0x40000029 */ + /* + * These two descriptors cover the range from 1 MB (0x100000) to + * SYSTOP (a.k.a. TOM, or Top of Memory) + */ + +#if 0 + /* This has already been done elsewhere */ + printk_debug("size_kb 0x%x, membytes 0x%x\n", size_kb, membytes); + msr.hi = 0x20000000 | membytes>>24; + msr.lo = 0x100 | ( ((membytes >>12) & 0xfff) << 20); + wrmsr(0x10000028, msr); + msr.hi = 0x20000000 | membytes>>24; + msr.lo = 0x100 | ( ((membytes >>12) & 0xfff) << 20); + wrmsr(0x40000029, msr); +#endif +#if 0 + msr = rdmsr(0x10000028); + printk_debug("MSR 0x%x is now 0x%x:0x%x\n", 0x10000028, msr.hi,msr.lo); + msr = rdmsr(0x40000029); + printk_debug("MSR 0x%x is now 0x%x:0x%x\n", 0x40000029, msr.hi,msr.lo); +#endif +#if 1 + /* fixme: SMM MSR 0x10000026 and 0x400000023 */ + /* calculate the OFFSET field */ + tmp = membytes - SMM_OFFSET; + tmp >>= 12; + tmp <<= 8; + tmp |= 0x20000000; + tmp |= (SMM_OFFSET >> 24); + + /* calculate the PBASE and PMASK fields */ + tmp2 = (SMM_OFFSET << 8) & 0xFFF00000; /* shift right 12 then left 20 == left 8 */ + tmp2 |= (((~(SMM_SIZE * 1024) + 1) >> 12) & 0xfffff); + printk_debug("MSR 0x%x is now 0x%x:0x%x\n", 0x10000026, tmp, tmp2); + msr.hi = tmp; + msr.lo = tmp2; + wrmsr(0x10000026, msr); +#endif +#if 0 + + msr.hi = 0x2cfbc040; + msr.lo = 0x400fffc0; + wrmsr(0x10000026, msr); + msr = rdmsr(0x10000026); + printk_debug("MSR 0x%x is now 0x%x:0x%x\n", 0x10000026, msr.hi, msr.lo); +#endif +#if 0 + msr.hi = 0x22fffc02; + msr.lo = 0x10ffbf00; + wrmsr(0x1808, msr); + msr = rdmsr(0x1808); + printk_debug("MSR 0x%x is now 0x%x:0x%x\n", 0x1808, msr.hi, msr.lo); +#endif +#if 0 // SDG - don't do this + /* now do the default MSR values */ + for(i = 0; msr_defaults[i].msr_no; i++) { + msr_t msr; + wrmsr(msr_defaults[i].msr_no, msr_defaults[i].msr); // MSR - see table above + msr = rdmsr(msr_defaults[i].msr_no); + printk_debug("MSR 0x%08X is now 0x%08X:0x%08X\n", msr_defaults[i].msr_no, msr.hi,msr.lo); + } +#endif +} + +static void enable_shadow(device_t dev) +{ + +} + +static void northbridge_init(device_t dev) +{ + struct northbridge_amd_lx_config *nb = (struct northbridge_amd_lx_config *)dev->chip_info; + printk_debug("northbridge: %s()\n", __FUNCTION__); + + enable_shadow(dev); + irq_init_steering(dev, nb->irqmap); +} + +static struct device_operations northbridge_operations = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = northbridge_init, + .enable = 0, + .ops_pci = 0, +}; + +static struct pci_driver northbridge_driver __pci_driver = { + .ops = &northbridge_operations, + .vendor = PCI_VENDOR_ID_AMD, + .device = PCI_DEVICE_ID_AMD_LX, +}; + +#define BRIDGE_IO_MASK (IORESOURCE_IO | IORESOURCE_MEM) + +static void pci_domain_read_resources(device_t dev) +{ + struct resource *resource; + + printk_spew("%s:%s()\n", NORTHBRIDGE_FILE, __FUNCTION__); + + /* Initialize the system wide io space constraints */ + resource = new_resource(dev, IOINDEX_SUBTRACTIVE(0,0)); + resource->limit = 0xffffUL; + resource->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED; + + /* Initialize the system wide memory resources constraints */ + resource = new_resource(dev, IOINDEX_SUBTRACTIVE(1,0)); + resource->limit = 0xffffffffULL; + resource->flags = IORESOURCE_MEM | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED; +} + +static void ram_resource(device_t dev, unsigned long index, + unsigned long basek, unsigned long sizek) +{ + struct resource *resource; + + if (!sizek) { + return; + } + resource = new_resource(dev, index); + resource->base = ((resource_t)basek) << 10; + resource->size = ((resource_t)sizek) << 10; + resource->flags = IORESOURCE_MEM | IORESOURCE_CACHEABLE | \ + IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED; +} + +static void tolm_test(void *gp, struct device *dev, struct resource *new) +{ + struct resource **best_p = gp; + struct resource *best; + best = *best_p; + if (!best || (best->base > new->base)) { + best = new; + } + *best_p = best; +} + +#if 0 +static uint32_t find_pci_tolm(struct bus *bus) +{ + struct resource *min; + uint32_t tolm; + min = 0; + search_bus_resources(bus, IORESOURCE_MEM, IORESOURCE_MEM, tolm_test, &min); + tolm = 0xffffffffUL; + if (min && tolm > min->base) { + tolm = min->base; + } + return tolm; +} +#endif +#define FRAMEBUFFERK 4096 + +static void pci_domain_set_resources(device_t dev) +{ +#if 0 + device_t mc_dev; + uint32_t pci_tolm; + + pci_tolm = find_pci_tolm(&dev->link[0]); + mc_dev = dev->link[0].children; + if (mc_dev) { + unsigned int tomk, tolmk; + unsigned int ramreg = 0; + int i, idx; + unsigned int *bcdramtop = (unsigned int *)(GX_BASE + BC_DRAM_TOP); + unsigned int *mcgbaseadd = (unsigned int *)(GX_BASE + MC_GBASE_ADD); + + for(i=0; i<0x20; i+= 0x10) { + unsigned int *mcreg = (unsigned int *)(GX_BASE + MC_BANK_CFG); + unsigned int mem_config = *mcreg; + + if (((mem_config & (DIMM_PG_SZ << i)) >> (4 + i)) == 7) + continue; + ramreg += 1 << (((mem_config & (DIMM_SZ << i)) >> (i + 8)) + 2); + } + + tomk = ramreg << 10; + + /* Sort out the framebuffer size */ + tomk -= FRAMEBUFFERK; + *bcdramtop = ((tomk << 10) - 1); + *mcgbaseadd = (tomk >> 9); + + printk_debug("BC_DRAM_TOP = 0x%08x\n", *bcdramtop); + printk_debug("MC_GBASE_ADD = 0x%08x\n", *mcgbaseadd); + + printk_debug("I would set ram size to %d Mbytes\n", (tomk >> 10)); + + /* Compute the top of Low memory */ + tolmk = pci_tolm >> 10; + if (tolmk >= tomk) { + /* The PCI hole does does not overlap the memory. + */ + tolmk = tomk; + } + /* Report the memory regions */ + idx = 10; + ram_resource(dev, idx++, 0, tolmk); + } +#endif + assign_resources(&dev->link[0]); +} + +static unsigned int pci_domain_scan_bus(device_t dev, unsigned int max) +{ + max = pci_scan_bus(&dev->link[0], PCI_DEVFN(0, 0), 0xff, max); + return max; +} + +static struct device_operations pci_domain_ops = { + .read_resources = pci_domain_read_resources, + .set_resources = pci_domain_set_resources, + .enable_resources = enable_childrens_resources, + .init = 0, + .scan_bus = pci_domain_scan_bus, +}; + +static void cpu_bus_init(device_t dev) +{ + initialize_cpus(&dev->link[0]); +} + +static void cpu_bus_noop(device_t dev) +{ +} + +static struct device_operations cpu_bus_ops = { + .read_resources = cpu_bus_noop, + .set_resources = cpu_bus_noop, + .enable_resources = cpu_bus_noop, + .init = cpu_bus_init, + .scan_bus = 0, +}; + +void chipsetInit (void); + +static void enable_dev(struct device *dev) +{ + printk_debug("lx north: enable_dev\n"); + void northbridgeinit(void); + void chipsetinit(struct northbridge_amd_lx_config *nb); + void setup_realmode_idt(void); + void do_vsmbios(void); + /* Set the operations if it is a special bus type */ + if (dev->path.type == DEVICE_PATH_PCI_DOMAIN) { + struct northbridge_amd_lx_config *nb = (struct northbridge_amd_lx_config *)dev->chip_info; + extern void cpubug(void); + printk_debug("DEVICE_PATH_PCI_DOMAIN\n"); + /* cpubug MUST be called before setup_lx(), so we force the issue here */ + northbridgeinit(); + cpubug(); + chipsetinit(nb); + setup_lx(); + /* do this here for now -- this chip really breaks our device model */ + setup_realmode_idt(); + do_vsmbios(); + graphics_init(); + dev->ops = &pci_domain_ops; + pci_set_method(dev); + ram_resource(dev, 0, 0, ((sizeram() - VIDEO_MB) * 1024) - SMM_SIZE); + } else if (dev->path.type == DEVICE_PATH_APIC_CLUSTER) { + printk_debug("DEVICE_PATH_APIC_CLUSTER\n"); + dev->ops = &cpu_bus_ops; + } + printk_debug("lx north: end enable_dev\n"); +} + +struct chip_operations northbridge_amd_lx_ops = { + CHIP_NAME("AMD LX Northbridge") + .enable_dev = enable_dev, +}; diff --git a/src/northbridge/amd/lx/northbridge.h b/src/northbridge/amd/lx/northbridge.h new file mode 100644 index 0000000000..391fbf3177 --- /dev/null +++ b/src/northbridge/amd/lx/northbridge.h @@ -0,0 +1,6 @@ +#ifndef NORTHBRIDGE_AMD_LX_H +#define NORTHBRIDGE_AMD_LX_H + +extern unsigned int lx_scan_root_bus(device_t root, unsigned int max); + +#endif /* NORTHBRIDGE_AMD_LX_H */ diff --git a/src/northbridge/amd/lx/northbridgeinit.c b/src/northbridge/amd/lx/northbridgeinit.c new file mode 100644 index 0000000000..08b8816610 --- /dev/null +++ b/src/northbridge/amd/lx/northbridgeinit.c @@ -0,0 +1,808 @@ +#include <console/console.h> +#include <arch/io.h> +#include <stdint.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <stdlib.h> +#include <string.h> +#include <bitops.h> +#include "chip.h" +#include "northbridge.h" +#include <cpu/amd/lxdef.h> +#include <cpu/x86/msr.h> +#include <cpu/x86/cache.h> + +/* put this here for now, we are not sure where it belongs */ + +struct gliutable { + unsigned long desc_name; + unsigned short desc_type; + unsigned long hi, lo; +}; + +struct gliutable gliu0table[] = { + {.desc_name=MSR_GLIU0_BASE1, .desc_type= BM,.hi= MSR_MC + 0x0,.lo= 0x0FFF80}, /* 0-7FFFF to MC*/ + {.desc_name=MSR_GLIU0_BASE2, .desc_type= BM,.hi= MSR_MC + 0x0,.lo=(0x80 << 20) + 0x0FFFE0}, /* 80000-9ffff to Mc*/ + {.desc_name=MSR_GLIU0_SHADOW, .desc_type= SC_SHADOW,.hi= MSR_MC + 0x0,.lo= 0x03}, /* C0000-Fffff split to MC and PCI (sub decode) A0000-Bffff handled by SoftVideo*/ + {.desc_name=MSR_GLIU0_SYSMEM, .desc_type= R_SYSMEM,.hi= MSR_MC,.lo= 0x0}, /* Catch and fix dynamicly.*/ + {.desc_name=MSR_GLIU0_DMM, .desc_type= BMO_DMM,.hi= MSR_MC,.lo= 0x0}, /* Catch and fix dynamicly.*/ + {.desc_name=MSR_GLIU0_SMM, .desc_type= BMO_SMM,.hi= MSR_MC,.lo= 0x0}, /* Catch and fix dynamicly.*/ + {.desc_name=GLIU0_GLD_MSR_COH,.desc_type= OTHER,.hi= 0x0,.lo= GL0_CPU}, + {.desc_name=GL_END, .desc_type= GL_END,.hi= 0x0,.lo= 0x0}, +}; + + +struct gliutable gliu1table[] = { + {.desc_name=MSR_GLIU1_BASE1,.desc_type= BM,.hi= MSR_GL0 + 0x0,.lo= 0x0FFF80}, /* 0-7FFFF to MC*/ + {.desc_name=MSR_GLIU1_BASE2,.desc_type= BM,.hi= MSR_GL0 + 0x0,.lo= (0x80 << 20) +0x0FFFE0}, /* 80000-9ffff to Mc*/ + {.desc_name=MSR_GLIU1_SHADOW,.desc_type= SC_SHADOW,.hi= MSR_GL0 + 0x0,.lo= 0x03}, /* C0000-Fffff split to MC and PCI (sub decode)*/ + {.desc_name=MSR_GLIU1_SYSMEM,.desc_type= R_SYSMEM,.hi= MSR_GL0,.lo= 0x0}, /* Cat0xc and fix dynamicly.*/ + {.desc_name=MSR_GLIU1_DMM,.desc_type= BM_DMM,.hi= MSR_GL0,.lo= 0x0}, /* Cat0xc and fix dynamicly.*/ + {.desc_name=MSR_GLIU1_SMM,.desc_type= BM_SMM,.hi= MSR_GL0,.lo= 0x0}, /* Cat0xc and fix dynamicly.*/ + {.desc_name=GLIU1_GLD_MSR_COH,.desc_type= OTHER,.hi= 0x0,.lo= GL1_GLIU0}, + {.desc_name=MSR_GLIU1_FPU_TRAP,.desc_type= SCIO,.hi= (GL1_GLCP << 29) + 0x0,.lo= 0x033000F0}, /* FooGlue FPU 0xF0*/ + {.desc_name=GL_END,.desc_type= GL_END,.hi= 0x0,.lo= 0x0}, +}; + +struct gliutable *gliutables[] = {gliu0table, gliu1table, 0}; + +struct msrinit { + unsigned long msrnum; + msr_t msr; +}; + +struct msrinit ClockGatingDefault [] = { + {GLIU0_GLD_MSR_PM, {.hi=0x00,.lo=0x0005}}, + /* MC must stay off in SDR mode. It is turned on in CPUBug??? lotus #77.142*/ + {MC_GLD_MSR_PM, {.hi=0x00,.lo=0x0000}}, + {GLIU1_GLD_MSR_PM, {.hi=0x00,.lo=0x0005}}, + {VG_GLD_MSR_PM, {.hi=0x00,.lo=0x0000}}, /* lotus #77.163*/ + {GP_GLD_MSR_PM, {.hi=0x00,.lo=0x0001}}, + /*{DF_GLD_MSR_PM, {.hi=0x00,.lo=0x0155}},*/ //GX3 + {GLCP_GLD_MSR_PM, {.hi=0x00,.lo=0x0015}}, + {GLPCI_GLD_MSR_PM, {.hi=0x00,.lo=0x0015}}, + /*{FG_GLD_MSR_PM, {.hi=0x00,.lo=0x0000}}, */ /* Always on*/ //GX3 + {0xffffffff, {0xffffffff, 0xffffffff}}, +}; + /* All On*/ +struct msrinit ClockGatingAllOn[] = { + {GLIU0_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}}, + {MC_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}}, + {GLIU1_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}}, + {VG_GLD_MSR_PM, {.hi=0x00, .lo=0x00}}, + {GP_GLD_MSR_PM, {.hi=0x00,.lo=0x000000001}}, + /*{DF_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}}, */ //GX3 + {GLCP_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}}, + {GLPCI_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}}, + /*{FG_GLD_MSR_PM, {.hi=0x00,.lo=0x0000}}, */ //GX3 + {0xffffffff, {0xffffffff, 0xffffffff}}, +}; + + /* Performance*/ +struct msrinit ClockGatingPerformance[] = { + {VG_GLD_MSR_PM, {.hi=0x00,.lo=0x0000}}, /* lotus #77.163*/ + {GP_GLD_MSR_PM, {.hi=0x00,.lo=0x0001}}, + /*{DF_GLD_MSR_PM, {.hi=0x00,.lo=0x0155}}, */ //GX3 + {GLCP_GLD_MSR_PM, {.hi=0x00,.lo=0x0015}}, + {0xffffffff, {0xffffffff, 0xffffffff}}, +}; +/* */ +/* SET GeodeLink PRIORITY*/ +/* */ +struct msrinit GeodeLinkPriorityTable [] = { + {CPU_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0220}}, /* CPU Priority.*/ + /*{DF_GLD_MSR_MASTER_CONF, {.hi=0x00,.lo=0x0000}},*/ /* DF Priority.*/ //GX3 + {VG_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0720}}, /* VG Primary and Secondary Priority.*/ + {GP_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0010}}, /* Graphics Priority.*/ + {GLPCI_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0027}}, /* GLPCI Priority + PID*/ + {GLCP_GLD_MSR_CONF, {.hi=0x00,.lo=0x0001}}, /* GLCP Priority + PID*/ + {VIP_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0622}}, /* VIP PID*/ + {AES_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0013}}, /* AES PID*/ + {0x0FFFFFFFF, {0x0FFFFFFFF, 0x0FFFFFFFF}}, /* END*/ +}; + +/* do we have dmi or not? assume NO per AMD */ +int havedmi = 0; + +static void +writeglmsr(struct gliutable *gl){ + msr_t msr; + + msr.lo = gl->lo; + msr.hi = gl->hi; + wrmsr(gl->desc_name, msr); // MSR - see table above + printk_debug("%s: write msr 0x%08x, val 0x%08x:0x%08x\n", __FUNCTION__, gl->desc_name, msr.hi, msr.lo); + /* they do this, so we do this */ + msr = rdmsr(gl->desc_name); + printk_debug("%s: AFTER write msr 0x%08x, val 0x%08x:0x%08x\n", __FUNCTION__, gl->desc_name, msr.hi, msr.lo); +} + +static void +ShadowInit(struct gliutable *gl) +{ + msr_t msr; + + msr = rdmsr(gl->desc_name); + + if (msr.lo == 0) { + writeglmsr(gl); + } +} + +/* NOTE: transcribed from assembly code. There is the usual redundant assembly nonsense in here. + * CLEAN ME UP + */ +/* yes, this duplicates later code, but it seems that is how they want it done. + */ +extern int sizeram(void); +static void +SysmemInit(struct gliutable *gl) +{ + msr_t msr; + int sizembytes, sizebytes; + + /* + * Figure out how much RAM is in the machine and alocate all to the + * system. We will adjust for SMM and DMM now and Frame Buffer later. + */ + sizembytes = sizeram(); + printk_debug("%s: enable for %dm bytes\n", __FUNCTION__, sizembytes); + sizebytes = sizembytes << 20; + + sizebytes -= SMM_SIZE*1024 +1; + + if (havedmi) + sizebytes -= DMM_SIZE * 1024 + 1; + + sizebytes -= 1; + msr.hi = (gl->hi & 0xFFFFFF00) | (sizebytes >> 24); + /* set up sizebytes to fit into msr.lo */ + sizebytes <<= 8; /* what? well, we want bits 23:12 in bits 31:20. */ + sizebytes &= 0xfff00000; + sizebytes |= 0x100; + msr.lo = sizebytes; + wrmsr(gl->desc_name, msr); // MSR - see table above + msr = rdmsr(gl->desc_name); + printk_debug("%s: AFTER write msr 0x%08x, val 0x%08x:0x%08x\n", __FUNCTION__, + gl->desc_name, msr.hi, msr.lo); + +} +static void +DMMGL0Init(struct gliutable *gl) { + msr_t msr; + int sizebytes = sizeram()<<20; + long offset; + + if (! havedmi) + return; + + printk_debug("%s: %d bytes\n", __FUNCTION__, sizebytes); + + sizebytes -= DMM_SIZE*1024; + offset = sizebytes - DMM_OFFSET; + printk_debug("%s: offset is 0x%08x\n", __FUNCTION__, offset); + offset >>= 12; + msr.hi = (gl->hi) | (offset << 8); + /* I don't think this is needed */ + msr.hi &= 0xffffff00; + msr.hi |= (DMM_OFFSET >> 24); + msr.lo = DMM_OFFSET << 8; + msr.lo |= ((~(DMM_SIZE*1024)+1)>>12)&0xfffff; + + wrmsr(gl->desc_name, msr); // MSR - See table above + msr = rdmsr(gl->desc_name); + printk_debug("%s: AFTER write msr 0x%08x, val 0x%08x:0x%08x\n", __FUNCTION__, gl->desc_name, msr.hi, msr.lo); + +} +static void +DMMGL1Init(struct gliutable *gl) { + msr_t msr; + + if (! havedmi) + return; + + printk_debug("%s:\n", __FUNCTION__ ); + + msr.hi = gl->hi; + /* I don't think this is needed */ + msr.hi &= 0xffffff00; + msr.hi |= (DMM_OFFSET >> 24); + msr.lo = DMM_OFFSET << 8; + /* hmm. AMD source has SMM here ... SMM, not DMM? We think DMM */ + printk_err("%s: warning, using DMM_SIZE even though AMD used SMM_SIZE\n", __FUNCTION__); + msr.lo |= ((~(DMM_SIZE*1024)+1)>>12)&0xfffff; + + wrmsr(gl->desc_name, msr); // MSR - See table above + msr = rdmsr(gl->desc_name); + printk_debug("%s: AFTER write msr 0x%08x, val 0x%08x:0x%08x\n", __FUNCTION__, gl->desc_name, msr.hi, msr.lo); +} +static void +SMMGL0Init(struct gliutable *gl) { + msr_t msr; + int sizebytes = sizeram()<<20; + long offset; + + sizebytes -= SMM_SIZE*1024; + + if (havedmi) + sizebytes -= DMM_SIZE * 1024; + + printk_debug("%s: %d bytes\n", __FUNCTION__, sizebytes); + + offset = sizebytes - SMM_OFFSET; + printk_debug("%s: offset is 0x%08x\n", __FUNCTION__, offset); + offset >>= 12; + + msr.hi = offset << 8; + msr.hi |= SMM_OFFSET>>24; + + msr.lo = SMM_OFFSET << 8; + msr.lo |= ((~(SMM_SIZE*1024)+1)>>12)&0xfffff; + + wrmsr(gl->desc_name, msr); // MSR - See table above + msr = rdmsr(gl->desc_name); + printk_debug("%s: AFTER write msr 0x%08x, val 0x%08x:0x%08x\n", __FUNCTION__, gl->desc_name, msr.hi, msr.lo); +} +static void +SMMGL1Init(struct gliutable *gl) { + msr_t msr; + printk_debug("%s:\n", __FUNCTION__ ); + + msr.hi = gl->hi; + /* I don't think this is needed */ + msr.hi &= 0xffffff00; + msr.hi |= (SMM_OFFSET >> 24); + msr.lo = SMM_OFFSET << 8; + msr.lo |= ((~(SMM_SIZE*1024)+1)>>12)&0xfffff; + + wrmsr(gl->desc_name, msr); // MSR - See table above + msr = rdmsr(gl->desc_name); + printk_debug("%s: AFTER write msr 0x%08x, val 0x%08x:0x%08x\n", __FUNCTION__, gl->desc_name, msr.hi, msr.lo); +} + +static void +GLIUInit(struct gliutable *gl){ + + while (gl->desc_type != GL_END){ + switch(gl->desc_type){ + default: + /* For Unknown types: Write then read MSR */ + writeglmsr(gl); + case SC_SHADOW: /* Check for a Shadow entry*/ + ShadowInit(gl); + break; + + case R_SYSMEM: /* check for a SYSMEM entry*/ + SysmemInit(gl); + break; + + case BMO_DMM: /* check for a DMM entry*/ + DMMGL0Init(gl); + break; + + case BM_DMM : /* check for a DMM entry*/ + DMMGL1Init(gl); + break; + + case BMO_SMM : /* check for a SMM entry*/ + SMMGL0Init(gl); + break; + + case BM_SMM : /* check for a SMM entry*/ + SMMGL1Init(gl); + break; + } + gl++; + } + +} + /* ***************************************************************************/ + /* **/ + /* * GLPCIInit*/ + /* **/ + /* * Set up GLPCI settings for reads/write into memory*/ + /* * R0: 0-640KB,*/ + /* * R1: 1MB - Top of System Memory*/ + /* * R2: SMM Memory*/ + /* * R3: Framebuffer? - not set up yet*/ + /* * R4: ??*/ + /* **/ + /* * Entry:*/ + /* * Exit:*/ + /* * Modified:*/ + /* **/ + /* ***************************************************************************/ +static void GLPCIInit(void){ + struct gliutable *gl = 0; + int i; + msr_t msr; + int msrnum; + + /* */ + /* R0 - GLPCI settings for Conventional Memory space.*/ + /* */ + msr.hi = (0x09F000 >> 12) << GLPCI_RC_UPPER_TOP_SHIFT /* 640*/; + msr.lo = 0 /* 0*/; + msr.lo |= GLPCI_RC_LOWER_EN_SET+ GLPCI_RC_LOWER_PF_SET + GLPCI_RC_LOWER_WC_SET; + msrnum = GLPCI_RC0; + wrmsr(msrnum, msr); + + /* */ + /* R1 - GLPCI settings for SysMem space.*/ + /* */ + /* Get systop from GLIU0 SYSTOP Descriptor*/ + for(i = 0; gliu0table[i].desc_name != GL_END; i++) { + if (gliu0table[i].desc_type == R_SYSMEM) { + gl = &gliu0table[i]; + break; + } + } + if (gl) { + unsigned long pah, pal; + msrnum = gl->desc_name; + msr = rdmsr(msrnum); + /* example R_SYSMEM value: 20:00:00:0f:fb:f0:01:00 + * translates to a base of 0x00100000 and top of 0xffbf0000 + * base of 1M and top of around 256M + */ + /* we have to create a page-aligned (4KB page) address for base and top */ + /* So we need a high page aligned addresss (pah) and low page aligned address (pal) + * pah is from msr.hi << 12 | msr.low >> 20. pal is msr.lo << 12 + */ + printk_debug("GLPCI r1: system msr.lo 0x%08x msr.hi 0x%08x\n", msr.lo, msr.hi); + pah = ((msr.hi &0xff) << 12) | ((msr.lo >> 20) & 0xfff); + /* we have the page address. Now make it a page-aligned address */ + pah <<= 12; + + pal = msr.lo << 12; + msr.hi = pah; + msr.lo = pal; + msr.lo |= GLPCI_RC_LOWER_EN_SET | GLPCI_RC_LOWER_PF_SET | GLPCI_RC_LOWER_WC_SET; + printk_debug("GLPCI r1: system msr.lo 0x%08x msr.hi 0x%08x\n", msr.lo, msr.hi); + msrnum = GLPCI_RC1; + wrmsr(msrnum, msr); + } + + /* */ + /* R2 - GLPCI settings for SMM space.*/ + /* */ + msr.hi = ((SMM_OFFSET+(SMM_SIZE*1024-1)) >> 12) << GLPCI_RC_UPPER_TOP_SHIFT; + msr.lo = (SMM_OFFSET >> 12) << GLPCI_RC_LOWER_BASE_SHIFT; + msr.lo |= GLPCI_RC_LOWER_EN_SET | GLPCI_RC_LOWER_PF_SET; + msrnum = GLPCI_RC2; + wrmsr(msrnum, msr); + + /* this is done elsewhere already, but it does no harm to do it more than once */ + /* write serialize memory hole to PCI. Need to to unWS when something is shadowed regardless of cachablility.*/ + msr.lo = 0x021212121 /* cache disabled and write serialized*/; + msr.hi = 0x021212121 /* cache disabled and write serialized*/; + + msrnum = CPU_RCONF_A0_BF; + wrmsr(msrnum, msr); + + msrnum = CPU_RCONF_C0_DF; + wrmsr(msrnum, msr); + + msrnum = CPU_RCONF_E0_FF; + wrmsr(msrnum, msr); + + /* Set Non-Cacheable Read Only for NorthBound Transactions to Memory. The Enable bit is handled in the Shadow setup.*/ + msrnum = GLPCI_A0_BF; + msr.hi = 0x35353535; + msr.lo = 0x35353535; + wrmsr(msrnum, msr); + + msrnum = GLPCI_C0_DF; + msr.hi = 0x35353535; + msr.lo = 0x35353535; + wrmsr(msrnum, msr); + + msrnum = GLPCI_E0_FF; + msr.hi = 0x35353535; + msr.lo = 0x35353535; + wrmsr(msrnum, msr); + + /* Set WSREQ*/ + msrnum = CPU_DM_CONFIG0; + msr = rdmsr(msrnum); + msr.hi &= ~ (7 << DM_CONFIG0_UPPER_WSREQ_SHIFT); + msr.hi |= 2 << DM_CONFIG0_UPPER_WSREQ_SHIFT ; /* reduce to 1 for safe mode.*/ + wrmsr(msrnum, msr); + + /* we are ignoring the 5530 case for now, and perhaps forever. */ + + /* */ + /* 5535 NB Init*/ + /* */ + msrnum = GLPCI_ARB; + msr = rdmsr(msrnum); + msr.hi |= GLPCI_ARB_UPPER_PRE0_SET | GLPCI_ARB_UPPER_PRE1_SET; + msr.lo |= GLPCI_ARB_LOWER_IIE_SET; + wrmsr(msrnum, msr); + + + msrnum = GLPCI_CTRL; + msr = rdmsr(msrnum); + + msr.lo |= GLPCI_CTRL_LOWER_ME_SET | GLPCI_CTRL_LOWER_OWC_SET | GLPCI_CTRL_LOWER_PCD_SET; /* (Out will be disabled in CPUBUG649 for < 2.0 parts .)*/ + msr.lo |= GLPCI_CTRL_LOWER_LDE_SET; + + msr.lo &= ~ (0x03 << GLPCI_CTRL_LOWER_IRFC_SHIFT); + msr.lo |= 0x02 << GLPCI_CTRL_LOWER_IRFC_SHIFT; + + msr.lo &= ~ (0x07 << GLPCI_CTRL_LOWER_IRFT_SHIFT); + msr.lo |= 0x06 << GLPCI_CTRL_LOWER_IRFT_SHIFT; + + msr.hi &= ~ (0x0f << GLPCI_CTRL_UPPER_FTH_SHIFT); + msr.hi |= 0x0F << GLPCI_CTRL_UPPER_FTH_SHIFT; + + msr.hi &= ~ (0x0f << GLPCI_CTRL_UPPER_RTH_SHIFT); + msr.hi |= 0x0F << GLPCI_CTRL_UPPER_RTH_SHIFT; + + msr.hi &= ~ (0x0f << GLPCI_CTRL_UPPER_SBRTH_SHIFT); + msr.hi |= 0x0F << GLPCI_CTRL_UPPER_SBRTH_SHIFT; + + msr.hi &= ~ (0x03 << GLPCI_CTRL_UPPER_WTO_SHIFT); + msr.hi |= 0x06 << GLPCI_CTRL_UPPER_WTO_SHIFT; + + msr.hi &= ~ (0x03 << GLPCI_CTRL_UPPER_ILTO_SHIFT); + msr.hi |= 0x00 << GLPCI_CTRL_UPPER_ILTO_SHIFT; + wrmsr(msrnum, msr); + + + /* Set GLPCI Latency Timer.*/ + msrnum = GLPCI_CTRL; + msr = rdmsr(msrnum); + msr.hi |= 0x1F << GLPCI_CTRL_UPPER_LAT_SHIFT; /* Change once 1.x is gone.*/ + wrmsr(msrnum, msr); + + /* GLPCI_SPARE*/ + msrnum = GLPCI_SPARE; + msr = rdmsr(msrnum); + msr.lo &= ~ 0x7; + msr.lo |= GLPCI_SPARE_LOWER_AILTO_SET | GLPCI_SPARE_LOWER_PPD_SET | GLPCI_SPARE_LOWER_PPC_SET | GLPCI_SPARE_LOWER_MPC_SET | GLPCI_SPARE_LOWER_NSE_SET | GLPCI_SPARE_LOWER_SUPO_SET; + wrmsr(msrnum, msr); + +} + + + + /* ***************************************************************************/ + /* **/ + /* * ClockGatingInit*/ + /* **/ + /* * Enable Clock Gating.*/ + /* **/ + /* * Entry:*/ + /* * Exit:*/ + /* * Modified:*/ + /* **/ + /* ***************************************************************************/ +static void +ClockGatingInit (void){ + msr_t msr; + struct msrinit *gating = ClockGatingDefault; + int i; + +#if 0 + mov cx, TOKEN_CLK_GATE + NOSTACK bx, GetNVRAMValueBX + cmp al, TVALUE_CG_OFF + je gatingdone + + cmp al, TVALUE_CG_DEFAULT + jb allon + ja performance + lea si, ClockGatingDefault + jmp nextdevice + +allon: + lea si, ClockGatingAllOn + jmp nextdevice + +performance: + lea si, ClockGatingPerformance +#endif + + for(i = 0; gating->msrnum != 0xffffffff; i++) { + msr = rdmsr(gating->msrnum); + printk_debug("%s: MSR 0x%08x is 0x%08x:0x%08x\n", __FUNCTION__, gating->msrnum, msr.hi, msr.lo); + msr.hi |= gating->msr.hi; + msr.lo |= gating->msr.lo; + printk_debug("%s: MSR 0x%08x will be set to 0x%08x:0x%08x\n", __FUNCTION__, + gating->msrnum, msr.hi, msr.lo); + wrmsr(gating->msrnum, msr); // MSR - See the table above + gating +=1; + } + +} + +static void +GeodeLinkPriority(void){ + msr_t msr; + struct msrinit *prio = GeodeLinkPriorityTable; + int i; + + for(i = 0; prio->msrnum != 0xffffffff; i++) { + msr = rdmsr(prio->msrnum); + printk_debug("%s: MSR 0x%08x is 0x%08x:0x%08x\n", __FUNCTION__, prio->msrnum, msr.hi, msr.lo); + msr.hi |= prio->msr.hi; + msr.lo &= ~0xfff; + msr.lo |= prio->msr.lo; + printk_debug("%s: MSR 0x%08x will be set to 0x%08x:0x%08x\n", __FUNCTION__, + prio->msrnum, msr.hi, msr.lo); + wrmsr(prio->msrnum, msr); // MSR - See the table above + prio +=1; + } +} + + + +/* + * Get the GLIU0 shadow register settings + * If the setShadow function is used then all shadow descriptors + * will stay sync'ed. + */ +static uint64_t getShadow(void) +{ + msr_t msr; + msr = rdmsr(MSR_GLIU0_SHADOW); + return ( ( (uint64_t) msr.hi ) << 32 ) | msr.lo; +} + + +/* + * Set the cache RConf registers for the memory hole. + * Keeps all cache shadow descriptors sync'ed. + * This is part of the PCI lockup solution + * Entry: EDX:EAX is the shadow settings + */ +static void setShadowRCONF(uint32_t shadowHi, uint32_t shadowLo) +{ + // ok this is whacky bit translation time. + int bit; + uint8_t shadowByte; + msr_t msr; + shadowByte = (uint8_t) (shadowLo >> 16); + + // load up D000 settings in edx. + for (bit = 8; (bit > 4); bit--) { + msr.hi <<= 8; + msr.hi |= 1; // cache disable PCI/Shadow memory + if (shadowByte && (1 << bit)) + msr.hi |= 0x20; // write serialize PCI memory + } + + // load up C000 settings in eax. + for ( ; bit; bit--) { + msr.lo <<= 8; + msr.lo |= 1; // cache disable PCI/Shadow memory + if (shadowByte && (1 << bit)) + msr.lo |= 0x20; // write serialize PCI memory + } + + wrmsr(CPU_RCONF_C0_DF, msr); + + shadowByte = (uint8_t) (shadowLo >> 24); + + // load up F000 settings in edx. + for (bit = 8; (bit > 4); bit--) { + msr.hi <<= 8; + msr.hi |= 1; // cache disable PCI/Shadow memory + if (shadowByte && (1 << bit)) + msr.hi |= 0x20; // write serialize PCI memory + } + + // load up E000 settings in eax. + for ( ; bit; bit--) { + msr.lo <<= 8; + msr.lo |= 1; // cache disable PCI/Shadow memory + if (shadowByte && (1 << bit)) + msr.lo |= 0x20; // write serialize PCI memory + } + + wrmsr(CPU_RCONF_E0_FF, msr); +} + + +/* + * Set the GLPCI registers for the memory hole. + * Keeps all cache shadow descriptors sync'ed. + * Entry: EDX:EAX is the shadow settings + */ +static void setShadowGLPCI(uint32_t shadowHi, uint32_t shadowLo) +{ + msr_t msr; + +// Set the Enable Register. + + msr = rdmsr(GLPCI_REN); + msr.lo &= 0xFFFF00FF; + msr.lo |= ( (shadowLo & 0xFFFF0000) >> 8); + wrmsr(GLPCI_REN, msr); +} + + +/* + * Set the GLIU SC register settings. Scans descriptor tables for SC_SHADOW. + * Keeps all shadow descriptors sync'ed. + * Entry: EDX:EAX is the shadow settings + */ +static void setShadow(uint64_t shadowSettings) +{ + int i; + msr_t msr; + struct gliutable* pTable; + uint32_t shadowLo, shadowHi; + + shadowLo = (uint32_t) shadowSettings; + shadowHi = (uint32_t) (shadowSettings >> 32); + + setShadowRCONF(shadowHi, shadowLo); + setShadowGLPCI(shadowHi, shadowLo); + + for(i = 0; gliutables[i]; i++) { + for (pTable = gliutables[i]; pTable->desc_type != GL_END; pTable++) { + if (pTable->desc_type == SC_SHADOW) { + + msr = rdmsr(pTable->desc_name); + msr.lo = (uint32_t) shadowSettings; + msr.hi &= 0xFFFF0000; // maintain PDID in upper EDX + msr.hi |= ((uint32_t) (shadowSettings >> 32)) & 0x0000FFFF; + wrmsr(pTable->desc_name, msr); // MSR - See the table above + + } + } + } +} + +/************************************************************************** + * + * shadowRom + * + * Set up a stack for ease of further testing + * + * Entry: + * Exit: + * Destroys: + * + **************************************************************************/ +static void +shadowRom(void) +{ + uint64_t shadowSettings = getShadow(); + shadowSettings &= (uint64_t) 0xFFFF00000000FFFFULL; // Disable read & writes + shadowSettings |= (uint64_t) 0x00000000F0000000ULL; // Enable reads for F0000-FFFFF + setShadow(shadowSettings); +} + + + +/*************************************************************************** + * + * RCONFInit + * Set up RCONF_DEFAULT and any other RCONF registers needed + * + * DEVRC_RCONF_DEFAULT: + * ROMRC(63:56) = 04h ; write protect ROMBASE + * ROMBASE(36:55) = 0FFFC0h ; Top of PCI/bottom of rom chipselect area + * DEVRC(35:28) = 39h ; cache disabled in PCI memory + WS bit on + Write Combine + write burst. + * SYSTOP(27:8) = top of system memory + * SYSRC(7:0) = 00h ; writeback, can set to 08h to make writethrough + * + ***************************************************************************/ +#define SYSMEM_RCONF_WRITETHROUGH 8 +#define DEVRC_RCONF_DEFAULT 0x21 +#define ROMBASE_RCONF_DEFAULT 0xFFFC0000 +#define ROMRC_RCONF_DEFAULT 0x25 + +static void +RCONFInit(void) +{ + struct gliutable *gl = 0; + int i; + msr_t msr; + uint8_t SysMemCacheProp; + uint8_t RegionProp; + + /* Locate SYSMEM entry in GLIU0table */ + for(i = 0; gliu0table[i].desc_name != GL_END; i++) { + if (gliu0table[i].desc_type == R_SYSMEM) { + gl = &gliu0table[i]; + break; + } + } + if (gl == 0) { + post_code(0xCE); /* POST_RCONFInitError */ + while (1); + } + +// sysdescfound: + /* found the descriptor... get its contents */ + msr = rdmsr(gl->desc_name); + + /* 20 bit address - The bottom 12 bits go into bits 20-31 in eax, the + * top 8 bits go into 0-7 of edx. + */ + msr.lo = (msr.lo & 0xFFFFFF00) | (msr.hi & 0xFF); + msr.lo = ((msr.lo << 12) | (msr.lo >> 20)) & 0x000FFFFF; + msr.lo <<= RCONF_DEFAULT_LOWER_SYSTOP_SHIFT; // 8 + + // Set Default SYSMEM region properties + msr.lo &= ~SYSMEM_RCONF_WRITETHROUGH; // 8 (or ~8) + + // Set PCI space cache properties + msr.hi = (DEVRC_RCONF_DEFAULT >> 4); // only need the bottom bits and lets clean the rest of edx + msr.lo |= (DEVRC_RCONF_DEFAULT << 28); + + // Set the ROMBASE. This is usually FFFC0000h + msr.hi |= (ROMBASE_RCONF_DEFAULT >> 12) << RCONF_DEFAULT_UPPER_ROMBASE_SHIFT; + + // Set ROMBASE cache properties. + msr.hi |= ((ROMRC_RCONF_DEFAULT >> 8) | (ROMRC_RCONF_DEFAULT << 24)); + + // now program RCONF_DEFAULT + wrmsr(CPU_RCONF_DEFAULT, msr); + + // RCONF_BYPASS: Cache tablewalk properties and SMM/DMM header access properties. + // Set to match system memory cache properties. + msr = rdmsr(CPU_RCONF_DEFAULT); + SysMemCacheProp = (uint8_t) (msr.lo & 0xFF); + msr = rdmsr(CPU_RCONF_BYPASS); + msr.lo = (msr.lo & 0xFFFF0000) | (SysMemCacheProp << 8) | SysMemCacheProp; + wrmsr(CPU_RCONF_BYPASS, msr); +} + + +/* ***************************************************************************/ +/* **/ +/* * northBridgeInit*/ +/* **/ +/* * Core Logic initialization: Host bridge*/ +/* **/ +/* * Entry:*/ +/* * Exit:*/ +/* * Modified:*/ +/* **/ +/* ***************************************************************************/ + +void +northbridgeinit(void) +{ + msr_t msr; + int i; + printk_debug("Enter %s\n", __FUNCTION__); + + for(i = 0; gliutables[i]; i++) + GLIUInit(gliutables[i]); + + GeodeLinkPriority(); + + shadowRom(); + + // GeodeROM ensures that the BIOS waits the required 1 second before + // allowing anything to access PCI + // PCIDelay(); + + RCONFInit(); + + // The cacheInit function in GeodeROM tests cache and, among other things, + // makes sure all INVD instructions are treated as WBINVD. We do this + // because we've found some programs which require this behavior. + // That subset of cacheInit() is implemented here: + msr = rdmsr(CPU_DM_CONFIG0); + msr.lo |= DM_CONFIG0_LOWER_WBINVD_SET; + wrmsr(CPU_DM_CONFIG0, msr); + + /* Now that the descriptor to memory is set up.*/ + /* The memory controller needs one read to synch its lines before it can be used.*/ + i = *(int *) 0; + + GLPCIInit(); + ClockGatingInit(); + __asm__("FINIT\n"); + /* CPUBugsFix -- called elsewhere */ + printk_debug("Exit %s\n", __FUNCTION__); +} + diff --git a/src/northbridge/amd/lx/pll_reset.c b/src/northbridge/amd/lx/pll_reset.c new file mode 100644 index 0000000000..be92e9b90d --- /dev/null +++ b/src/northbridge/amd/lx/pll_reset.c @@ -0,0 +1,85 @@ +#define POST_CODE(x) outb(0x80, x) + +static void pll_reset(void) +{ + msr_t msrGlcpSysRstpll; + + msrGlcpSysRstpll = rdmsr(GLCP_SYS_RSTPLL); + + print_debug("MSR GLCP_SYS_RSTPLL ("); + print_debug_hex32(GLCP_SYS_RSTPLL); + print_debug(") value is: "); + print_debug_hex32(msrGlcpSysRstpll.hi); + print_debug(":"); + print_debug_hex32(msrGlcpSysRstpll.lo); + print_debug("\n"); + + msrGlcpSysRstpll.lo &= 0x80000000; + + // If the "we've already been here" flag is set, don't reconfigure the pll + if ( !(msrGlcpSysRstpll.lo) ) + { // we haven't configured the PLL; do it now + POST_CODE(0x77); + + /* + * 64 - 32 | 31-0 + * + * (03FB) + * 0000 0011 1111 1011 | 1000 0000 1101 1110 0000 0000 1000 0001 + * + * (039C) + * 0000 0011 1001 1100 | 1000 0000 1101 1110 0000 0000 1000 0001 + * + * (029C) + * 0000 0010 1001 1100 | 1000 0000 1101 1110 0000 0000 1000 0001 + * + * (02CB) + * 0000 0010 1100 1011 | 1000 0000 1101 1110 0000 0000 1000 0001 + * + * 00101 1 00101 1 | 100000 0 0 11011110 0000 0000 1000 0001 + * GLIUMULT GLIUDIV COREMULT COREDIV | SWFLAGS (RO) (RO) HOLD_COUNT + */ + + /* ### 02CB ### + * GLIUMULT = 6 + * GLIUDIV = 2 + * COREMULT = 6 + * COREDIV = 2 + * + * ### 03FB ### + * GLIUMULT = 8 + * GLIUDIV = 2 + * COREMULT = 30 + * COREDIV = 2 + * + * ### 039C ### bad... why? + * GLIUMULT = 8 + * GLIUDIV = 0 + * COREMULT = 15 + * COREDIV = 0 + * + * ### 029C ### good... + * GLIUMULT = 6 + * GLIUDIV = 0 + * COREMULT = 15 + * COREDIV = 0 + * + * CLOCK = 33 MHz + * + */ + + /* CPU and GLIU mult/div (GLMC_CLK = GLIU_CLK / 2) */ + msrGlcpSysRstpll.hi = 0x0000029C; + + /* Hold Count - how long we will sit in reset */ + msrGlcpSysRstpll.lo = 0x00DE0000; + + /* Use SWFLAGS to remember: "we've already been here" */ + msrGlcpSysRstpll.lo |= 0x80000000; + + /* "reset the chip" value */ + msrGlcpSysRstpll.lo |= 0x00000001; + + wrmsr(GLCP_SYS_RSTPLL, msrGlcpSysRstpll); + } +} diff --git a/src/northbridge/amd/lx/raminit.c b/src/northbridge/amd/lx/raminit.c new file mode 100644 index 0000000000..7fd39ae22e --- /dev/null +++ b/src/northbridge/amd/lx/raminit.c @@ -0,0 +1,143 @@ +#include <cpu/amd/lxdef.h> + +#if 0 +static void sdram_set_registers(const struct mem_controller *ctrl) +{ +} + +#endif + + +/* Section 6.1.3, LX processor databooks, BIOS Initialization Sequence + * Section 4.1.4, GX/CS5535 GeodeROM Porting guide */ +static void sdram_enable(int controllers, const struct mem_controller *ctrl) +{ + int i; + msr_t msr; + + /* DRAM initialization sequence according to the documentation: + * 1) Initialize the following GLMC registers/bits based on Serial Presence Detect (SPD) values: + * — MSR 20000018h except REF_INT bits [23:8] + * — MSR 20000019h + */ + + // This is done by sdram_set_spd_registers() + /*WR_MSR MC_CF07_DATA, DIMMCONFIG, 0x05000040 + + ;WR_MSR MC_CF07_DATA, DIMMCONFIG, 0x00000040 ; MSR 20000018h except REF_INT bits [23:8]. REF_STAG value from DOCS*/ + + /* + * 0x18000100 : 0x696332A3 + * + * 63 - 32 | 31 15 0 + * xxxxxxx | 0110 1001 0110 0011 0011 0010 1010 0011 + * + * 30:28 CAS latency + * + * 010 - 2.0 + * 110 - 2.5 + * + */ + + msr.hi = 0x18000100; + msr.lo = 0x696332A3; + wrmsr(MC_CF8F_DATA, msr); + + /* 2) Initialize the following GLMC registers: + * — MSR 2000001Ah[15:8] = C8h + * — MSR 20002004h[2] = 0, [0] = 1 + */ + msr.hi = 0x00000000; + msr.lo = 0x130AD101; + wrmsr(MC_CF1017_DATA, msr); + + msr.hi = 0x00000000; + msr.lo = 0x00000001; + wrmsr(MC_GLD_MSR_PM, msr); + + /* 3) Release MASK_CKE[1:0] (MSR 2000001Dh[9:8] = 11) */ + + msr.hi = 0x00000000; + msr.lo = 0x00001000; + wrmsr(MC_CFCLK_DBUG, msr); + + //print_debug("sdram_enable step 3\r\n"); + + /* 4. set and clear REF_TST 16 times, more shouldn't hurt + * why this is before EMRS and MRS ? */ + + for (i = 0; i < 19; i++) { + msr = rdmsr(MC_CF07_DATA); + msr.lo |= (0x01 << 3); + wrmsr(MC_CF07_DATA, msr); + msr.lo &= ~(0x01 << 3); + wrmsr(MC_CF07_DATA, msr); + } + + + /* 5) Initialize REF_INT (MSR 20000018h[23:8]) to set refresh interval. */ + msr.lo |= 0x2B00; + wrmsr(MC_CF07_DATA, msr); + + + + /* set refresh staggering to 4 SDRAM clocks */ + msr = rdmsr(0x20000018); + msr.lo &= ~(0x03 << 6); + msr.lo |= (0x00 << 6); + wrmsr(0x20000018, msr); + //print_debug("sdram_enable step 5\r\n"); + + + /* 6) Perform load-mode with MSR_BA = 01 (MSR 200000018h[29:28] = 01) + * to initialize DIMM Extended Mode register. + * Load-mode is performed by setting/clearing PROG_DRAM (MSR 200000018h[0]). + */ + msr.lo |= ((0x01 << 28) | 0x01); + wrmsr(MC_CF07_DATA, msr); + + msr.lo &= ~((0x01 << 28) | 0x01); + wrmsr(MC_CF07_DATA, msr); + + + /* 7. Reset DLL, Bit 27 is undocumented in GX datasheet, + * it is documented in LX datasheet */ + /* load Mode Register by set and clear PROG_DRAM */ + msr = rdmsr(MC_CF07_DATA); + msr.lo |= ((0x01 << 27) | 0x01); + wrmsr(MC_CF07_DATA, msr); + msr.lo &= ~((0x01 << 27) | 0x01); + wrmsr(MC_CF07_DATA, msr); + //print_debug("sdram_enable step 7\r\n"); + + + /* 8. load Mode Register by set and clear PROG_DRAM */ + msr = rdmsr(MC_CF07_DATA); + msr.lo |= 0x01; + wrmsr(MC_CF07_DATA, msr); + msr.lo &= ~0x01; + wrmsr(MC_CF07_DATA, msr); + //print_debug("sdram_enable step 8\r\n"); + + /* wait 200 SDCLKs */ + for (i = 0; i < 200; i++) + outb(0xaa, 0x80); + + /* load RDSYNC */ + /*msr = rdmsr(0x2000001f); + msr.hi = 0x000ff310; + msr.lo = 0x00000000; + wrmsr(0x2000001f, msr);*/ + + /* set delay control */ + msr = rdmsr(0x4c00000f); + msr.hi = 0x830d415a; + msr.lo = 0x8ea0ad6a; + wrmsr(0x4c00000f, msr); + + + print_debug("DRAM controller init done.\r\n"); + + /* DRAM working now?? */ + +} diff --git a/src/northbridge/amd/lx/raminit.h b/src/northbridge/amd/lx/raminit.h new file mode 100644 index 0000000000..f13f53a09f --- /dev/null +++ b/src/northbridge/amd/lx/raminit.h @@ -0,0 +1,10 @@ +#ifndef RAMINIT_H +#define RAMINIT_H + +#define DIMM_SOCKETS 2 + +struct mem_controller { + uint16_t channel0[DIMM_SOCKETS]; +}; + +#endif /* RAMINIT_H */ |