diff options
author | Uwe Hermann <uwe@hermann-uwe.de> | 2010-11-21 22:47:22 +0000 |
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committer | Uwe Hermann <uwe@hermann-uwe.de> | 2010-11-21 22:47:22 +0000 |
commit | 7b997053eb2fcde464f5f6a1e5c85d1ffb6b4e32 (patch) | |
tree | 5339d014fbd29d3eb27cc82987eb7d655d9d8d1a /src/mainboard/iwill/dk8x/romstage.c | |
parent | 57b2ff886e0ce2c92820f5722c8031def3ac94cf (diff) |
Simplify a few code chunks, fix whitespace and indentation.
Also, remove some less useful comments, some dead code / unused functions.
Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6108 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/mainboard/iwill/dk8x/romstage.c')
-rw-r--r-- | src/mainboard/iwill/dk8x/romstage.c | 46 |
1 files changed, 16 insertions, 30 deletions
diff --git a/src/mainboard/iwill/dk8x/romstage.c b/src/mainboard/iwill/dk8x/romstage.c index 45d2e6c10d..b8169b2b94 100644 --- a/src/mainboard/iwill/dk8x/romstage.c +++ b/src/mainboard/iwill/dk8x/romstage.c @@ -35,13 +35,13 @@ static void memreset_setup(void) { if (is_cpu_pre_c0()) { - /* Set the memreset low */ - outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 28); - /* Ensure the BIOS has control of the memory lines */ - outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 29); + /* Set the memreset low. */ + outb((1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 28); + /* Ensure the BIOS has control of the memory lines. */ + outb((1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 29); } else { - /* Ensure the CPU has controll of the memory lines */ - outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 29); + /* Ensure the CPU has control of the memory lines. */ + outb((1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 29); } } @@ -49,15 +49,13 @@ static void memreset(int controllers, const struct mem_controller *ctrl) { if (is_cpu_pre_c0()) { udelay(800); - /* Set memreset_high */ - outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 28); + /* Set memreset high. */ + outb((1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 28); udelay(90); } } -static inline void activate_spd_rom(const struct mem_controller *ctrl) -{ -} +static void activate_spd_rom(const struct mem_controller *ctrl) { } static inline int spd_read_byte(unsigned device, unsigned address) { @@ -69,7 +67,7 @@ static inline int spd_read_byte(unsigned device, unsigned address) #include "northbridge/amd/amdk8/coherent_ht.c" #include "northbridge/amd/amdk8/raminit.c" #include "lib/generic_sdram.c" -#include "northbridge/amd/amdk8/resourcemap.c" /* tyan does not want the default */ +#include "northbridge/amd/amdk8/resourcemap.c" #include "cpu/amd/dualcore/dualcore.c" #include <spd.h> #include "cpu/amd/car/post_cache_as_ram.c" @@ -81,34 +79,29 @@ static inline int spd_read_byte(unsigned device, unsigned address) void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) { static const uint16_t spd_addr[] = { - // first node - DIMM0, DIMM2, 0, 0, - DIMM1, DIMM3, 0, 0, + // first node + DIMM0, DIMM2, 0, 0, + DIMM1, DIMM3, 0, 0, // second node - DIMM4, DIMM6, 0, 0, - DIMM5, DIMM7, 0, 0, + DIMM4, DIMM6, 0, 0, + DIMM5, DIMM7, 0, 0, }; struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE); - int needs_reset; unsigned bsp_apicid = 0; if (!cpu_init_detectedx && boot_cpu()) { /* Nothing special needs to be done to find bus 0 */ /* Allow the HT devices to be found */ - enumerate_ht_chain(); - - /* Setup the rom access for 4M */ amd8111_enable_rom(); } - if (bist == 0) { + if (bist == 0) bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo); - } w83627hf_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); uart_init(); @@ -143,26 +136,19 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn #if CONFIG_SET_FIDVID - { msr_t msr; msr=rdmsr(0xc0010042); print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n"); - } - enable_fid_change(); - enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn); - init_fidvid_bsp(bsp_apicid); - // show final fid and vid { msr_t msr; msr=rdmsr(0xc0010042); print_debug("end msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n"); - } #endif |