# openbmc_sdk09.03

**Repository Path**: wit_yuan/openbmc_sdk09.03

## Basic Information

- **Project Name**: openbmc_sdk09.03
- **Description**: 适配sdkv09.03代码，添加功能代码。
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2025-02-06
- **Last Updated**: 2025-02-07

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# openbmc_sdk09.03

#### 介绍
适配sdkv09.03代码，添加功能代码。基于`aspeed 2600`芯片。添加与熟悉整个`openbmc`架构。


### gpio

```
# cat /sys/kernel/debug/gpio
gpiochip0: GPIOs 512-719, parent: platform/1e780000.gpio, 1e780000.gpio:
 gpio-512 (A0                  )
 gpio-513 (A1                  )
 gpio-514 (A2                  )
 gpio-520 (POWER_BUTTON        )
 gpio-521 (B1                  )
 gpio-522 (B2                  )
 gpio-528 (C0                  )
 gpio-529 (C1                  )
 gpio-530 (C2                  )
 gpio-536 (D0                  )
 gpio-537 (D1                  )
 gpio-538 (D2                  )
 gpio-544 (E0                  )
 gpio-545 (E1                  )
 gpio-546 (E2                  )
 gpio-552 (F0                  )
 gpio-553 (F1                  )
 gpio-554 (PS_PWROK            |power-control       ) in  hi IRQ
 gpio-560 (G0                  )
 gpio-561 (G1                  )
 gpio-562 (G2                  )
 gpio-568 (H0                  )
 gpio-576 (I0                  )
 gpio-578 (I2                  )
 gpio-584 (J0                  )
 gpio-585 (J1                  )
 gpio-592 (K0                  )
 gpio-593 (K1                  )

gpiochip1: GPIOs 720-755, parent: platform/1e780800.gpio, 1e780800.gpio:
```

另外:
```
# gpiodetect
gpiochip0 [1e780000.gpio] (208 lines)
gpiochip1 [1e780800.gpio] (36 lines)
```
此外:
```
# gpioinfo
gpiochip0 - 208 lines:
        line   0:         "A0"       kernel   input  active-high [used]
        line   1:         "A1"       kernel   input  active-high [used]
        line   2:         "A2"       kernel   input  active-high [used]
        line   3:      unnamed       kernel   input  active-high [used]
        line   4:      unnamed       kernel   input  active-high [used]
        line   5:      unnamed       kernel   input  active-high [used]
        line   6:      unnamed       kernel   input  active-high [used]
        line   7:      unnamed       kernel   input  active-high [used]
        line   8: "POWER_BUTTON" unused output active-high
        line   9:         "B1"       unused   input  active-high
        line  10:         "B2"       unused   input  active-high
        line  11:      unnamed       unused   input  active-high
        line  12:      unnamed       kernel   input  active-high [used]
        line  13:      unnamed       kernel   input  active-high [used]
        line  14:      unnamed       unused   input  active-high
        line  15:      unnamed       unused   input  active-high
        line  16:         "C0"       unused   input  active-high
        line  17:         "C1"       unused   input  active-high
        line  18:         "C2"       unused   input  active-high
        line  19:      unnamed       unused   input  active-high
        line  20:      unnamed       unused   input  active-high
        line  21:      unnamed       unused   input  active-high
        line  22:      unnamed       unused   input  active-high
        line  23:      unnamed       unused   input  active-high
        line  24:         "D0"       unused   input  active-high
        line  25:         "D1"       unused   input  active-high
        line  26:         "D2"       unused   input  active-high
        line  27:      unnamed       unused   input  active-high
        line  28:      unnamed       unused   input  active-high
        line  29:      unnamed       unused   input  active-high
        line  30:      unnamed       unused   input  active-high
        line  31:      unnamed       unused   input  active-high
        line  32:         "E0"       unused   input  active-high
        line  33:         "E1"       unused   input  active-high
        line  34:         "E2"       unused   input  active-high
        line  35:      unnamed       unused   input  active-high
        line  36:      unnamed       unused   input  active-high
        line  37:      unnamed       unused   input  active-high
        line  38:      unnamed       unused   input  active-high
        line  39:      unnamed       unused   input  active-high
        line  40:         "F0"       unused   input  active-high
        line  41:         "F1"       unused   input  active-high
        line  42:   "PS_PWROK" "power-control" input active-high [used]
...
```

注意:
* 设计上需要先将fpga某寄存器写值1，表明`bmc ready`，之后才能继续将服务器`power on/off`.
* 注意引脚冲突问题
* 注意power good引脚什么时候表示开机，什么表示关机。1: 开机， 0: 关机。

![输入图片说明](.gitee/QQ_1738894588952.png)

![输入图片说明](.gitee/QQ_1738912707885.png)


![输入图片说明](.gitee/QQ_1738912736062.png)