summaryrefslogtreecommitdiff
path: root/src/northbridge
diff options
context:
space:
mode:
authorAaron Durbin <adurbin@chromium.org>2013-05-23 15:57:46 -0500
committerStefan Reinauer <stefan.reinauer@coreboot.org>2013-11-25 23:37:57 +0100
commitb1c25e74af0a7b1cb4aae0fc9ab8147ee9d14907 (patch)
treedc46deac7f5c9c16e64ac7c569eaf854a7dd4b8a /src/northbridge
parent5290f71569d1bf8b6fa80d34f4b176407082fec8 (diff)
haswell: update pei_data data structure
Update and use the new pei_data data structure. Now that the reference code is fixed it's possible to properly disable/enable the USB2 and USB3 ports correctly. Change-Id: I075c646e7574be354420b6e59507e8917a97d0f0 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/56594 Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: http://review.coreboot.org/4185 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/northbridge')
-rw-r--r--src/northbridge/intel/haswell/pei_data.h48
1 files changed, 21 insertions, 27 deletions
diff --git a/src/northbridge/intel/haswell/pei_data.h b/src/northbridge/intel/haswell/pei_data.h
index 7c10e41844..73118290bd 100644
--- a/src/northbridge/intel/haswell/pei_data.h
+++ b/src/northbridge/intel/haswell/pei_data.h
@@ -31,7 +31,22 @@
#define PEI_DATA_H
typedef void (*tx_byte_func)(unsigned char byte);
-#define PEI_VERSION 11
+#define PEI_VERSION 12
+
+#define MAX_USB2_PORTS 16
+#define MAX_USB3_PORTS 16
+#define USB_OC_PIN_SKIP 8
+
+struct usb2_port_setting {
+ uint16_t length;
+ uint8_t enable;
+ uint8_t over_current_pin;
+} __attribute__((packed));
+
+struct usb3_port_setting {
+ uint8_t enable;
+ uint8_t over_current_pin;
+} __attribute__((packed));
struct pei_data
{
@@ -67,33 +82,12 @@ struct pei_data
unsigned char *mrc_output;
unsigned int mrc_output_len;
/*
- * Max frequency DDR3 could be ran at. Could be one of four values: 800,
- * 1067, 1333, 1600
- */
- uint32_t max_ddr3_freq;
- /*
- * USB Port Configuration:
- * [0] = enable
- * [1] = overcurrent pin
- * [2] = length
- *
- * Ports 0-7 can be mapped to OC0-OC3
- * Ports 8-13 can be mapped to OC4-OC7
- *
- * Port Length
- * MOBILE:
- * < 0x050 = Setting 1 (back panel, 1-5in, lowest tx amplitude)
- * < 0x140 = Setting 2 (back panel, 5-14in, highest tx amplitude)
- * DESKTOP:
- * < 0x080 = Setting 1 (front/back panel, <8in, lowest tx amplitude)
- * < 0x130 = Setting 2 (back panel, 8-13in, higher tx amplitude)
- * < 0x150 = Setting 3 (back panel, 13-15in, higest tx amplitude)
- */
- uint16_t usb_port_config[16][3];
- /* SPD data array for onboard RAM. Specify address 0xf0,
- * 0xf1, 0xf2, 0xf3 to index one of the 4 slots in
- * spd_address for a given "DIMM".
+ * Max frequency DDR3 could be ran at. Could be one of four values: 800,
+ * 1067, 1333, 1600
*/
+ uint32_t max_ddr3_freq;
+ struct usb2_port_setting usb2_ports[MAX_USB2_PORTS];
+ struct usb3_port_setting usb3_ports[MAX_USB3_PORTS];
uint8_t spd_data[4][256];
tx_byte_func tx_byte;
} __attribute__((packed));