diff options
| author | Zheng Bao <zheng.bao@amd.com> | 2010-12-14 01:47:18 +0000 |
|---|---|---|
| committer | Zheng Bao <Zheng.Bao@amd.com> | 2010-12-14 01:47:18 +0000 |
| commit | bb9bceebc15718d28ec7c914edbfb1158aadffa8 (patch) | |
| tree | c58bcf2c3770daf466715d74773962719bed518a /src/southbridge/amd/sb700 | |
| parent | dd6619f5e9c4626613d70714e00ddfa0a1b4b67f (diff) | |
Set the ROMSIZE as 4MB.
Signed-off-by: Zheng Bao <zheng.bao@amd.com>
Acked-by: Peter Stuge <peter@stuge.se>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6178 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/southbridge/amd/sb700')
| -rw-r--r-- | src/southbridge/amd/sb700/Kconfig | 5 | ||||
| -rw-r--r-- | src/southbridge/amd/sb700/bootblock.c | 10 |
2 files changed, 11 insertions, 4 deletions
diff --git a/src/southbridge/amd/sb700/Kconfig b/src/southbridge/amd/sb700/Kconfig index 2fd98d5295..49cf476dd2 100644 --- a/src/southbridge/amd/sb700/Kconfig +++ b/src/southbridge/amd/sb700/Kconfig @@ -23,6 +23,11 @@ config SOUTHBRIDGE_AMD_SB700 select HAVE_USBDEBUG select TINY_BOOTBLOCK +config BOOTBLOCK_SOUTHBRIDGE_INIT + string + default "southbridge/amd/sb700/bootblock.c" + depends on SOUTHBRIDGE_AMD_SB700 + config SOUTHBRIDGE_AMD_SB700_SKIP_ISA_DMA_INIT bool default n diff --git a/src/southbridge/amd/sb700/bootblock.c b/src/southbridge/amd/sb700/bootblock.c index ffb5774c0f..bf83823197 100644 --- a/src/southbridge/amd/sb700/bootblock.c +++ b/src/southbridge/amd/sb700/bootblock.c @@ -23,12 +23,12 @@ #include <device/pci_ids.h> /* - * Enable 1MB (LPC) ROM access at 0xFFF00000 - 0xFFFFFFFF. + * Enable 4MB (LPC) ROM access at 0xFFC00000 - 0xFFFFFFFF. * * Hardware should enable LPC ROM by pin straps. This function does not * handle the theoretically possible PCI ROM, FWH, or SPI ROM configurations. * - * The SB700 power-on default is to map 256K ROM space. + * The SB700 power-on default is to map 512K ROM space. * * Details: AMD SB700/710/750 BIOS Developer's Guide (BDG), Rev. 1.00, * PN 43366_sb7xx_bdg_pub_1.00, June 2009, section 3.1, page 14. @@ -39,7 +39,7 @@ static void sb700_enable_rom(void) device_t dev; dev = pci_locate_device(PCI_ID(PCI_VENDOR_ID_ATI, - PCI_DEVICE_ID_ATI_SB700_LPC), 0); + PCI_DEVICE_ID_ATI_SB700_LPC), 0); /* Decode variable LPC ROM address ranges 1 and 2. */ reg8 = pci_read_config8(dev, 0x48); @@ -57,8 +57,10 @@ static void sb700_enable_rom(void) * Enable LPC ROM range start at: * 0xfff8(0000): 512KB * 0xfff0(0000): 1MB + * 0xffe0(0000): 2MB + * 0xffc0(0000): 4MB */ - pci_write_config16(dev, 0x6c, 0xfff0); /* 1 MB */ + pci_write_config16(dev, 0x6c, 0xffc0); /* 4 MB */ /* Enable LPC ROM range end at 0xffff(ffff). */ pci_write_config16(dev, 0x6e, 0xffff); } |