diff options
Diffstat (limited to 'src/southbridge')
-rw-r--r-- | src/southbridge/amd/cimx_wrapper/sb800/bootblock.c | 63 |
1 files changed, 31 insertions, 32 deletions
diff --git a/src/southbridge/amd/cimx_wrapper/sb800/bootblock.c b/src/southbridge/amd/cimx_wrapper/sb800/bootblock.c index 629685d689..9d8a349c6e 100644 --- a/src/southbridge/amd/cimx_wrapper/sb800/bootblock.c +++ b/src/southbridge/amd/cimx_wrapper/sb800/bootblock.c @@ -17,48 +17,47 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ - #include <arch/io.h> #include <arch/romcc_io.h> static void sb800_enable_rom(void) { - u32 word; - u32 dword; - device_t dev; + u32 word; + u32 dword; + device_t dev; - dev = PCI_DEV(0, 0x14, 0x03); - /* SB800 LPC Bridge 0:20:3:44h. - * BIT6: Port Enable for serial port 0x3f8-0x3ff - * BIT29: Port Enable for KBC port 0x60 and 0x64 - * BIT30: Port Enable for ACPI Micro-Controller port 0x66 and 0x62 - */ - dword = pci_io_read_config32(dev, 0x44); - //dword |= (1<<6) | (1<<29) | (1<<30) ; - /* Turn on all of LPC IO Port decode enable */ - dword = 0xffffffff; - pci_io_write_config32(dev, 0x44, dword); + dev = PCI_DEV(0, 0x14, 0x03); + /* SB800 LPC Bridge 0:20:3:44h. + * BIT6: Port Enable for serial port 0x3f8-0x3ff + * BIT29: Port Enable for KBC port 0x60 and 0x64 + * BIT30: Port Enable for ACPI Micro-Controller port 0x66 and 0x62 + */ + dword = pci_io_read_config32(dev, 0x44); + //dword |= (1<<6) | (1<<29) | (1<<30) ; + /* Turn on all of LPC IO Port decode enable */ + dword = 0xffffffff; + pci_io_write_config32(dev, 0x44, dword); - /* SB800 LPC Bridge 0:20:3:48h. - * BIT0: Port Enable for SuperIO 0x2E-0x2F - * BIT1: Port Enable for SuperIO 0x4E-0x4F - * BIT4: Port Enable for LPC ROM Address Arrage2 (0x68-0x6C) - * BIT6: Port Enable for RTC IO 0x70-0x73 - * BIT21: Port Enable for Port 0x80 - */ - dword = pci_io_read_config32(dev, 0x48); - dword |= (1<<0) | (1<<1) | (1<<4) | (1<<6) | (1<<21) ; - pci_io_write_config32(dev, 0x48, dword); + /* SB800 LPC Bridge 0:20:3:48h. + * BIT0: Port Enable for SuperIO 0x2E-0x2F + * BIT1: Port Enable for SuperIO 0x4E-0x4F + * BIT4: Port Enable for LPC ROM Address Arrage2 (0x68-0x6C) + * BIT6: Port Enable for RTC IO 0x70-0x73 + * BIT21: Port Enable for Port 0x80 + */ + dword = pci_io_read_config32(dev, 0x48); + dword |= (1 << 0) | (1 << 1) | (1 << 4) | (1 << 6) | (1 << 21); + pci_io_write_config32(dev, 0x48, dword); - /* Enable 4MB rom access at 0xFFE00000 - 0xFFFFFFFF */ - /* Set the 4MB enable bits */ - word = pci_io_read_config16(dev, 0x6c); - word = 0xFFC0; - pci_io_write_config16(dev, 0x6c, word); + /* Enable 4MB rom access at 0xFFE00000 - 0xFFFFFFFF */ + /* Set the 4MB enable bits */ + word = pci_io_read_config16(dev, 0x6c); + word = 0xFFC0; + pci_io_write_config16(dev, 0x6c, word); } static void bootblock_southbridge_init(void) { - /* Setup the rom access for 2M */ - sb800_enable_rom(); + /* Setup the rom access for 2M */ + sb800_enable_rom(); } |