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authorUwe Hermann <uwe@hermann-uwe.de>2009-10-07 14:36:16 +0000
committerUwe Hermann <uwe@hermann-uwe.de>2009-10-07 14:36:16 +0000
commit31f81a6de1515df2eebcf6e1b1afd545fc7a2714 (patch)
tree3ab6e3da26b92933db7a5625c5df46845270415e /src/southbridge/amd/cs5530/cs5530.h
parentfdfaada706037287c74e2541a6151f16d93b9be1 (diff)
Enable full ROM access on AMD CS5530(A) (needed for CBFS).
Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de> Acked-by: Patrick Georgi <patrick.georgi@coresystems.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4731 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/southbridge/amd/cs5530/cs5530.h')
-rw-r--r--src/southbridge/amd/cs5530/cs5530.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/southbridge/amd/cs5530/cs5530.h b/src/southbridge/amd/cs5530/cs5530.h
index df4f66bae0..107b6f26e5 100644
--- a/src/southbridge/amd/cs5530/cs5530.h
+++ b/src/southbridge/amd/cs5530/cs5530.h
@@ -27,6 +27,12 @@ void cs5530_enable(device_t dev);
#endif
#define DECODE_CONTROL_REG2 0x5b /* F0 index 0x5b */
+#define ROM_AT_LOGIC_CONTROL_REG 0x52 /* F0 index 0x52 */
+
+#define LOWER_ROM_ADDRESS_RANGE (1 << 0)
+#define ROM_WRITE_ENABLE (1 << 1)
+#define UPPER_ROM_ADDRESS_RANGE (1 << 2)
+#define BIOS_ROM_POSITIVE_DECODE (1 << 5)
/* Selects PCI positive decoding for accesses to the configured ROM space. */
#define BIOS_ROM_POSITIVE_DECODE (1 << 5)