diff options
author | Ronald G. Minnich <rminnich@gmail.com> | 2006-01-27 23:46:30 +0000 |
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committer | Ronald G. Minnich <rminnich@gmail.com> | 2006-01-27 23:46:30 +0000 |
commit | 2bb216a880d2358c25b305ce613d8dd5aecd90ac (patch) | |
tree | fd3a00201840659c994d6d0c32df280cb268e91c /src/mainboard/amd/rumba/reset.c | |
parent | 05c743a5ebf715f788a62fded7e9896e6e6c6d63 (diff) |
adding preliminary, and almost certainly wrong, rumba support.
This is just a skeleton, basically, and will most likely not even
compile yet.
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2164 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/mainboard/amd/rumba/reset.c')
-rw-r--r-- | src/mainboard/amd/rumba/reset.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/mainboard/amd/rumba/reset.c b/src/mainboard/amd/rumba/reset.c new file mode 100644 index 0000000000..5796e17dc8 --- /dev/null +++ b/src/mainboard/amd/rumba/reset.c @@ -0,0 +1,43 @@ +#if 0 +//#include "arch/romcc_io.h" +#include <arch/io.h> + +typedef unsigned device_t; + +#define PCI_DEV(BUS, DEV, FN) ( \ + (((BUS) & 0xFF) << 16) | \ + (((DEV) & 0x1f) << 11) | \ + (((FN) & 0x7) << 8)) + +static void pci_write_config8(device_t dev, unsigned where, unsigned char value) +{ + unsigned addr; + addr = dev | where; + outl(0x80000000 | (addr & ~3), 0xCF8); + outb(value, 0xCFC + (addr & 3)); +} + +static void pci_write_config32(device_t dev, unsigned where, unsigned value) +{ + unsigned addr; + addr = dev | where; + outl(0x80000000 | (addr & ~3), 0xCF8); + outl(value, 0xCFC); +} + +static unsigned pci_read_config32(device_t dev, unsigned where) +{ + unsigned addr; + addr = dev | where; + outl(0x80000000 | (addr & ~3), 0xCF8); + return inl(0xCFC); +} + +#include "../../../northbridge/amd/amdk8/reset_test.c" + +void hard_reset(void) +{ + set_bios_reset(); + pci_write_config8(PCI_DEV(1, 0x04, 0), 0x47, 1); +} +#endif |