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common: peci: WIP peci_get_temp over espi

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This commit is contained in:
Jeremy Soller
2023-02-22 10:33:12 -07:00
parent 83f40c643f
commit 9abd9d853a
3 changed files with 111 additions and 6 deletions
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23
src/ec/ite/include/ec/espi.h
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@@ -5,6 +5,8 @@
#include <stdint.h>
#include <common/macro.h>
struct VirtualWire {
volatile uint8_t __xdata *index;
uint8_t shift;
@@ -105,17 +107,38 @@ volatile uint8_t __xdata __at(0x31A2) ESGCTRL2;
volatile uint8_t __xdata __at(0x31A3) ESGCTRL3;
// eSPI upstream control
// Upstream flags
volatile uint8_t __xdata __at(0x31B0) ESUCTRL0;
#define ESUCTRL0_ENABLE BIT(7)
#define ESUCTRL0_GO BIT(6)
#define ESUCTRL0_DONE BIT(1)
#define ESUCTRL0_BUSY BIT(0)
// Upstream cycle type
volatile uint8_t __xdata __at(0x31B1) ESUCTRL1;
// OOB message
#define ESUCTRL1_OOB 0x07
// Upstream tag @ [7:4], upstream length [11:8] @ [3:0]
volatile uint8_t __xdata __at(0x31B2) ESUCTRL2;
// Upstream length [7:0]
volatile uint8_t __xdata __at(0x31B3) ESUCTRL3;
volatile uint8_t __xdata __at(0x31B6) ESUCTRL6;
volatile uint8_t __xdata __at(0x31B7) ESUCTRL7;
volatile uint8_t __xdata __at(0x31B8) ESUCTRL8;
// eSPI OOB control
// PUT_OOB status
volatile uint8_t __xdata __at(0x31C0) ESOCTRL0;
#define ESOCTRL0_STATUS BIT(7)
volatile uint8_t __xdata __at(0x31C1) ESOCTRL1;
// PUT_OOB length
volatile uint8_t __xdata __at(0x31C4) ESOCTRL4;
// Virtual wires