diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/amd/rumba/auto.c | 8 | ||||
| -rw-r--r-- | src/northbridge/amd/gx2/northbridgeinit.c | 8 | ||||
| -rw-r--r-- | src/southbridge/amd/cs5536/cs5536_early_setup.c | 17 |
3 files changed, 21 insertions, 12 deletions
diff --git a/src/mainboard/amd/rumba/auto.c b/src/mainboard/amd/rumba/auto.c index f4c3344612..b3a9b839ee 100644 --- a/src/mainboard/amd/rumba/auto.c +++ b/src/mainboard/amd/rumba/auto.c @@ -104,13 +104,17 @@ static void sdram_set_spd_registers(const struct mem_controller *ctrl) #include "cpu/amd/model_gx2/syspreinit.c" static void msr_init(void) { + /* total physical memory */ __builtin_wrmsr(0x1808, 0x10f3bf00, 0x22fffc02); + /* traditional memory 0kB-512kB, 512kB-1MB */ __builtin_wrmsr(0x10000020, 0xfff80, 0x20000000); __builtin_wrmsr(0x10000021, 0x80fffe0, 0x20000000); __builtin_wrmsr(0x40000020, 0xfff80, 0x20000000); __builtin_wrmsr(0x40000021, 0x80fffe0, 0x20000000); + + /* put code in northbridge[init].c here */ } @@ -121,7 +125,7 @@ static void main(unsigned long bist) }; SystemPreInit(); - msr_init(); + w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE); uart_init(); @@ -136,6 +140,8 @@ static void main(unsigned long bist) sdram_initialize(1, memctrl); + msr_init(); + /* Check all of memory */ //ram_check(0x00000000, 640*1024); } diff --git a/src/northbridge/amd/gx2/northbridgeinit.c b/src/northbridge/amd/gx2/northbridgeinit.c index 6f638c244e..0998a6af96 100644 --- a/src/northbridge/amd/gx2/northbridgeinit.c +++ b/src/northbridge/amd/gx2/northbridgeinit.c @@ -330,16 +330,13 @@ static void GLPCIInit(void){ /* */ /* 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) { msrnum = gl->desc_name; msr = rdmsr(msrnum); @@ -373,16 +370,12 @@ static void GLPCIInit(void){ 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; @@ -400,7 +393,6 @@ static void GLPCIInit(void){ wrmsr(msrnum, msr); /* Set WSREQ*/ - msrnum = CPU_DM_CONFIG0; msr = rdmsr(msrnum); msr.hi &= ~ (7 << DM_CONFIG0_UPPER_WSREQ_SHIFT); diff --git a/src/southbridge/amd/cs5536/cs5536_early_setup.c b/src/southbridge/amd/cs5536/cs5536_early_setup.c index 99cc5d28c5..eb8f9f5140 100644 --- a/src/southbridge/amd/cs5536/cs5536_early_setup.c +++ b/src/southbridge/amd/cs5536/cs5536_early_setup.c @@ -156,12 +156,23 @@ static void dummy(void) } /* see page 412 of the cs5536 companion book */ -static int cs5536_setup_onchipuart(void) { +static int cs5536_setup_onchipuart(void) +{ + /* ToDo: + * 1. Eanble GPIO 8 to OUT_AUX1, 9 to IN_AUX1 + * GPIO LBAR + 0x04, LBAR + 0x10, LBAR + 0x20, LBAR + 34 + * 2. Enable UART IO space in MDD + * MSR 0x51400014 bit 18:16 + * 3. Enable UART controller + * MSR 0x5140003A bit 0, 1 + * 4. IRQ routing on IRQ Mapper + * MSR 0x51400021 bit [27:24] + */ msr_t msr; msr.lo = 2; msr.hi = 0; - wrmsr(0x5160003a, msr); - wrmsr(0x5160003e, msr); + wrmsr(0x5140003a, msr); + wrmsr(0x5140003e, msr); } static int cs5536_early_setup(void) |