diff options
author | Shawn Nematbakhsh <shawnn@chromium.org> | 2015-04-01 16:52:37 -0700 |
---|---|---|
committer | Patrick Georgi <pgeorgi@google.com> | 2015-04-22 08:58:13 +0200 |
commit | 5725ea30ddadf35099e5cdd5074663f3ca9b939b (patch) | |
tree | 199cb310727d7ef6af6c2d9f90d844e7a3cf8f8e /src/ec/google/chromeec/ec.h | |
parent | 4f332fbd4aeea3eb1cf2b7c8f103e3928430c9bd (diff) |
chromeec: lpc: Add variant MEC IO
MEC cannot access memmap-range data directly though LPC and instead must
access through its EMI unit.
BUG=chrome-os-partner:38224
TEST=Verify host command functionality on glower.
BRANCH=None
Change-Id: If98d425014a894ddeafad4268f92af5860878522
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 58ed3c50ab97ca1e172d5cdc00f4cd8e069e565c
Original-Change-Id: I32b897836d28ef4f3b3aa5f81b9023f2ceb629c8
Original-Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/263611
Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: http://review.coreboot.org/9910
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/ec/google/chromeec/ec.h')
-rw-r--r-- | src/ec/google/chromeec/ec.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h index cdf94dae16..a0acd178bf 100644 --- a/src/ec/google/chromeec/ec.h +++ b/src/ec/google/chromeec/ec.h @@ -54,6 +54,13 @@ void google_chromeec_post(u8 postcode); void google_chromeec_log_events(u32 mask); int google_chromeec_vbnv_context(int is_read, uint8_t *data, int len); +/* For MEC, access ranges 0x800 thru 0x9ff using EMI interface instead of LPC */ +#define MEC_EMI_RANGE_START EC_HOST_CMD_REGION0 +#define MEC_EMI_RANGE_END (EC_LPC_ADDR_MEMMAP + EC_MEMMAP_SIZE) + +void mec_io_bytes(int write, u16 offset, unsigned int length, + u8 *buf, u8 *csum); + enum usb_charge_mode { USB_CHARGE_MODE_DISABLED, USB_CHARGE_MODE_CHARGE_AUTO, |