diff options
| author | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2011-06-04 10:37:35 -0700 |
|---|---|---|
| committer | Marc Jones <marcj303@gmail.com> | 2011-06-20 19:08:05 +0200 |
| commit | d1cb0eecd130cb4259ce9fedb32ebcd9ada0d4b7 (patch) | |
| tree | 26d717ae20d6c61e6c07a5482b1a8811a2bee8c7 /src/mainboard | |
| parent | 46b033e8cb30000148104e45753a033ed6d919c1 (diff) | |
sb800: move spi prefetch and fast read mode to sb bootblock.
So we don't waste time on the first cbfs scan.
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
[adapt persimmon with the same change, and work around romcc bug
in bootblock code: it doesn't like MEMACCESS[idx] |= value;]
Change-Id: Ic4d0e53d3102be0de0bd18b1b8b29c500bd6d997
Reviewed-on: http://review.coreboot.org/9
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Marc Jones <marcj303@gmail.com>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/amd/persimmon/romstage.c | 20 | ||||
| -rw-r--r-- | src/mainboard/asrock/e350m1/romstage.c | 17 |
2 files changed, 0 insertions, 37 deletions
diff --git a/src/mainboard/amd/persimmon/romstage.c b/src/mainboard/amd/persimmon/romstage.c index 3f2aa10329..5ef5557a5b 100644 --- a/src/mainboard/amd/persimmon/romstage.c +++ b/src/mainboard/amd/persimmon/romstage.c @@ -70,26 +70,6 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) *(volatile u32 *)(0xFED80000+0xE00+0x40) |= 1 << 1; /* 48Mhz */ } - // early enable of PrefetchEnSPIFromHost - if (boot_cpu()) - { - __outdword (0xcf8, 0x8000a3b8); - __outdword (0xcfc, __indword (0xcfc) | 1 << 24); - } - - // early enable of SPI 33 MHz fast mode read - if (boot_cpu()) - { - volatile u32 *spiBase = (void *) 0xa0000000; - u32 save; - __outdword (0xcf8, 0x8000a3a0); - save = __indword (0xcfc); - __outdword (0xcfc, (u32) spiBase | 2); // set temp MMIO base - spiBase [3] = (spiBase [3] & ~(3 << 14)) | (1 << 14); - spiBase [0] |= 1 << 18; // fast read enable - __outdword (0xcfc, save); // clear temp base - } - if (!cpu_init_detectedx && boot_cpu()) { post_code(0x30); sb_poweron_init(); diff --git a/src/mainboard/asrock/e350m1/romstage.c b/src/mainboard/asrock/e350m1/romstage.c index 7d25ec1d38..61de9f6ee8 100644 --- a/src/mainboard/asrock/e350m1/romstage.c +++ b/src/mainboard/asrock/e350m1/romstage.c @@ -55,23 +55,6 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) // all cores: set pstate 0 (1600 MHz) early to save a few ms of boot time __writemsr(0xc0010062, 0); - // early enable of PrefetchEnSPIFromHost - if (boot_cpu()) { - __outdword(0xcf8, 0x8000a3b8); - __outdword(0xcfc, __indword(0xcfc) | 1 << 24); - } - // early enable of SPI 33 MHz fast mode read - if (boot_cpu()) { - volatile u32 *spiBase = (void *)0xa0000000; - u32 save; - __outdword(0xcf8, 0x8000a3a0); - save = __indword(0xcfc); - __outdword(0xcfc, (u32) spiBase | 2); // set temp MMIO base - spiBase[3] = (spiBase[3] & ~(3 << 14)) | (1 << 14); - spiBase[0] |= 1 << 18; // fast read enable - __outdword(0xcfc, save); // clear temp base - } - if (!cpu_init_detectedx && boot_cpu()) { post_code(0x30); sb_poweron_init(); |