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Merge pull request #3901 from bigmagic123/raspi_add_mbox
Raspi add mbox
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@@ -125,9 +125,13 @@ msh />
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| Drive | Support | Remark |
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| -------------- | ------- | ------ |
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| UART | Support | UART0 |
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| GPIO | Support | |
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| IIC | Support | |
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| SPI | Support | |
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| CPU Timer | Support | |
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| SD card driver | Support | |
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| GPIO | Support | - |
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| IIC | Support | - |
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| SPI | Support | - |
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| CPU Timer | Support | - |
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| SD card driver | Support | - |
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| RTC | Support | - |
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| WDT | Support | - |
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| MAILBOX | Support | - |
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| SMP | Support | - |
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| FRAMEBUFFER | Support | HDMI |
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@@ -136,11 +136,16 @@ msh />
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| 驱动 | 支持情况 | 备注 |
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| ------ | ---- | :------: |
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| UART | 支持 | UART0|
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| GPIO | 支持 | |
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| IIC | 支持 | |
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| SPI | 支持 | |
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| CPU Timer | 支持 | |
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| SD卡驱动 | 支持 | |
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| GPIO | 支持 | - |
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| IIC | 支持 | - |
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| SPI | 支持 | - |
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| CPU Timer | 支持 | - |
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| SD卡驱动 | 支持 | - |
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| RTC | 支持 | - |
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| WDT | 支持 | - |
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| MAILBOX | 支持 | - |
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| SMP | 支持 | - |
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| FRAMEBUFFER | 支持 | HDMI |
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## 5. 联系人信息
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@@ -78,4 +78,13 @@ msh >
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| Drive | Support | Remark |
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| ----- | ------- | ------ |
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| UART | Support | UART0 |
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| GPIO | Support | - |
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| I2C | Support | - |
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| RTC | Support | - |
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| SDIO | Support | SDCARD |
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| SPI | Support | - |
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| TIMER | Support | - |
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| WDT | Support | - |
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| MBOX | Support | - |
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| FRAMEBUFFER | Support | HDMI |
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@@ -98,13 +98,22 @@ msh >
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| 驱动 | 支持情况 | 备注 |
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| ------ | ---- | :------: |
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| UART | 支持 | UART0|
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| GPIO | 支持 | - |
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| I2C | 支持 | - |
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| RTC | 支持 | - |
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| SDIO | 支持 | SDCARD |
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| SPI | 支持 | - |
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| TIMER | 支持 | - |
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| WDT | 支持 | - |
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| MBOX | 支持 | - |
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| FRAMEBUFFER | 支持 | HDMI |
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## 5. 联系人信息
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维护人：[bernard][5]
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维护人：[bigmagic123][5]
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[1]: https://www.rt-thread.org/page/download.html
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[2]: https://developer.arm.com/tools-and-software/open-source-software/developer-tools/gnu-toolchain/gnu-a/downloads
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[3]: https://downloads.raspberrypi.org/raspbian_lite_latest
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[4]: https://etcher.io
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[5]: https://github.com/BernardXiong
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[5]: https://github.com/bigmagic123
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@@ -68,6 +68,9 @@ msh />
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| 驱动 | 支持情况 | 备注 |
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| ------ | ---- | :------: |
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| UART | 支持 | UART0,UART2,UART3,UART4,UART5 |
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| GPIO | 支持 | - |
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| SPI | 支持 | SPI0 |
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| MAILBOX | 支持 | - |
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## 5. 联系人信息
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File diff suppressed because it is too large.
Load diff
@@ -0,0 +1,127 @@
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/*
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* Copyright (c) 2006-2020, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2020-09-10 bigmagic first version
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*/
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#ifndef __MBOX_H__
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#define __MBOX_H__
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#include <rtthread.h>
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//https://github.com/raspberrypi/firmware/wiki/Mailbox-property-interface
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//https://github.com/hermanhermitage/videocoreiv
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/* a properly aligned buffer */
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extern volatile unsigned int* mbox;
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#define MBOX_REQUEST 0
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/* channels */
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#define MBOX_CH_POWER 0
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#define MBOX_CH_FB 1
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#define MBOX_CH_VUART 2
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#define MBOX_CH_VCHIQ 3
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#define MBOX_CH_LEDS 4
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#define MBOX_CH_BTNS 5
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#define MBOX_CH_TOUCH 6
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#define MBOX_CH_COUNT 7
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#define MBOX_CH_PROP 8
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/* tags */
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#define MBOX_TAG_SETPOWER 0x28001
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#define MBOX_TAG_SETCLKRATE 0x38002
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#define MBOX_GET_MAC_ADDRESS 0x10003
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#define MBOX_TAG_LAST 0
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#define MMIO_BASE 0xFE000000
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#define VIDEOCORE_MBOX (MMIO_BASE+0x0000B880)
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#define MBOX_READ ((volatile unsigned int*)(VIDEOCORE_MBOX+0x0))
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#define MBOX_POLL ((volatile unsigned int*)(VIDEOCORE_MBOX+0x10))
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#define MBOX_SENDER ((volatile unsigned int*)(VIDEOCORE_MBOX+0x14))
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#define MBOX_STATUS ((volatile unsigned int*)(VIDEOCORE_MBOX+0x18))
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#define MBOX_CONFIG ((volatile unsigned int*)(VIDEOCORE_MBOX+0x1C))
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#define MBOX_WRITE ((volatile unsigned int*)(VIDEOCORE_MBOX+0x20))
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#define MBOX_RESPONSE 0x80000000
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#define MBOX_FULL 0x80000000
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#define MBOX_EMPTY 0x40000000
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#define DEVICE_ID_SD_CARD 0
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#define DEVICE_ID_USB_HCD 3
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#define POWER_STATE_OFF (0 << 0)
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#define POWER_STATE_ON (1 << 0)
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#define POWER_STATE_WAIT (1 << 1)
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#define POWER_STATE_NO_DEVICE (1 << 1) // in response
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#define MMU_ENABLE 1
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#define MMU_DISABLE 0
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/*
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* raspi hardware info
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*/
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enum {
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MBOX_TAG_HARDWARE_GET_MODEL = 0x00010001,
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MBOX_TAG_HARDWARE_GET_REV = 0x00010002,
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MBOX_TAG_HARDWARE_GET_MAC_ADDRESS = 0x00010003,
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MBOX_TAG_HARDWARE_GET_SERIAL = 0x00010004,
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MBOX_TAG_HARDWARE_GET_ARM_MEMORY = 0x00010005,
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MBOX_TAG_HARDWARE_GET_VC_MEMORY = 0x00010006,
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MBOX_TAG_HARDWARE_GET_CLOCKS = 0x00010007,
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};
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/*
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* raspi clock
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*/
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enum {
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MBOX_TAG_CLOCK_GET_TURBO = 0x00030009,
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MBOX_TAG_CLOCK_SET_TURBO = 0x00038009,
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MBOX_TAG_CLOCK_GET_STATE = 0x00030001,
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MBOX_TAG_CLOCK_SET_STATE = 0x00038001,
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MBOX_TAG_CLOCK_GET_RATE = 0x00030002,
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MBOX_TAG_CLOCK_SET_RATE = 0x00038002,
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MBOX_TAG_CLOCK_GET_MAX_RATE = 0x00030004,
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MBOX_TAG_CLOCK_GET_MIN_RATE = 0x00030007,
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};
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/*
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* raspi power
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*/
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enum {
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MBOX_TAG_POWER_GET_STATE = 0x00020001,
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MBOX_TAG_POWER_SET_STATE = 0x00028001,
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};
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/*
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* raspi temperature
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*/
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enum {
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MBOX_TAG_TEMP_GET = 0x00030006,
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MBOX_TAG_TEMP_GET_MAX = 0x0003000A,
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};
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#define MBOX_ADDR 0xc00000
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int mbox_call(unsigned char ch, int mmu_enable);
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int bcm271x_mbox_hardware_get_model(void);
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int bcm271x_mbox_hardware_get_revison(void);
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int bcm271x_mbox_hardware_get_mac_address(uint8_t * mac);
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int bcm271x_mbox_hardware_get_serial(rt_uint64_t* sn);
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int bcm271x_mbox_hardware_get_arm_memory(rt_uint32_t * base, rt_uint32_t * size);
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int bcm271x_mbox_hardware_get_vc_memory(rt_uint32_t * base, rt_uint32_t * size);
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int bcm271x_mbox_clock_get_turbo(void);
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int bcm271x_mbox_clock_set_turbo(int level);
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int bcm271x_mbox_clock_get_state(int id);
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int bcm271x_mbox_clock_set_state(int id, int state);
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int bcm271x_mbox_clock_get_rate(int id);
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int bcm271x_mbox_clock_set_rate(int id, int rate);
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int bcm271x_mbox_clock_get_max_rate(int id);
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int bcm271x_mbox_clock_get_min_rate(int id);
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int bcm271x_mbox_power_get_state(int id);
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int bcm271x_mbox_power_set_state(int id, int state);
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int bcm271x_mbox_temp_get(void);
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int bcm271x_mbox_temp_get_max(void);
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#endif
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