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Add EC status bit definitions

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These bits are as per definition in "Chrome EC LPC Communication"
document.

BUG=chrome-os-partner:8351
TEST=manual
 . tested in concert with coreboot modifications introducing the EC
   command implementation

Change-Id: I46d5795e06854e34584132c7fdb37e29150ce179
Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
This commit is contained in:
Vadim Bendebury
2012-03-06 12:08:52 -08:00
parent 050bd0b1d3
commit 62398117f0
1 changed files with 9 additions and 0 deletions
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9
include/lpc_commands.h
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@@ -27,6 +27,15 @@
#define EC_LPC_ADDR_USER_PARAM 0x880
#define EC_LPC_PARAM_SIZE 128 /* Size of each param area in bytes */
/* EC command register bit functions */
#define EC_LPC_CMDR_DATA (1 << 0)
#define EC_LPC_CMDR_PENDING (1 << 1)
#define EC_LPC_CMDR_BUSY (1 << 2)
#define EC_LPC_CMDR_CMD (1 << 3)
#define EC_LPC_CMDR_ACPI_BRST (1 << 4)
#define EC_LPC_CMDR_SCI (1 << 5)
#define EC_LPC_CMDR_SMI (1 << 6)
#define EC_LPC_ADDR_MEMMAP 0x900
#define EC_LPC_MEMMAP_SIZE 256