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authorUwe Hermann <uwe@hermann-uwe.de>2010-11-21 22:47:22 +0000
committerUwe Hermann <uwe@hermann-uwe.de>2010-11-21 22:47:22 +0000
commit7b997053eb2fcde464f5f6a1e5c85d1ffb6b4e32 (patch)
tree5339d014fbd29d3eb27cc82987eb7d655d9d8d1a /src/mainboard/tyan/s2881
parent57b2ff886e0ce2c92820f5722c8031def3ac94cf (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/tyan/s2881')
-rw-r--r--src/mainboard/tyan/s2881/romstage.c40
1 files changed, 13 insertions, 27 deletions
diff --git a/src/mainboard/tyan/s2881/romstage.c b/src/mainboard/tyan/s2881/romstage.c
index c7dce483a2..9a20be7089 100644
--- a/src/mainboard/tyan/s2881/romstage.c
+++ b/src/mainboard/tyan/s2881/romstage.c
@@ -28,28 +28,23 @@
static void memreset_setup(void)
{
- if (is_cpu_pre_c0()) {
- outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=0
- }
- else {
- outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=1
- }
- outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 17);
+ if (is_cpu_pre_c0())
+ outb((1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=0
+ else
+ outb((1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=1
+ outb((1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 17);
}
static void memreset(int controllers, const struct mem_controller *ctrl)
{
if (is_cpu_pre_c0()) {
udelay(800);
- outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 17); //REVB_MEMRST_L=1
+ outb((1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 17); //REVB_MEMRST_L=1
udelay(90);
}
}
-static inline void activate_spd_rom(const struct mem_controller *ctrl)
-{
- /* nothing to do */
-}
+static void activate_spd_rom(const struct mem_controller *ctrl) { }
static inline int spd_read_byte(unsigned device, unsigned address)
{
@@ -69,33 +64,27 @@ 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 [] = {
- DIMM0, DIMM2, 0, 0,
- DIMM1, DIMM3, 0, 0,
+ DIMM0, DIMM2, 0, 0,
+ DIMM1, DIMM3, 0, 0,
#if CONFIG_MAX_PHYSICAL_CPUS > 1
- DIMM4, DIMM6, 0, 0,
- DIMM5, DIMM7, 0, 0,
+ DIMM4, DIMM6, 0, 0,
+ DIMM5, DIMM7, 0, 0,
#endif
};
int needs_reset;
- unsigned bsp_apicid = 0;
-
+ unsigned bsp_apicid = 0, nodes;
struct mem_controller ctrl[8];
- unsigned nodes;
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 amd8111 */
amd8111_enable_rom();
}
- if (bist == 0) {
+ if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx);
- }
// post_code(0x32);
@@ -131,8 +120,6 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
enable_smbus();
#if 0
dump_spd_registers(&cpu[0]);
-#endif
-#if 0
dump_smbus_registers();
#endif
@@ -151,4 +138,3 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
post_cache_as_ram();
}
-