diff --git a/bsp/raspberry-pi/raspi3-32/README.md b/bsp/raspberry-pi/raspi3-32/README.md index b6605aa324b1d232b41f5d84d6d2980299c55a79..0e6527477441a9d762fa5f797c2e10ac988301ef 100644 --- a/bsp/raspberry-pi/raspi3-32/README.md +++ b/bsp/raspberry-pi/raspi3-32/README.md @@ -125,9 +125,13 @@ msh /> | Drive | Support | Remark | | -------------- | ------- | ------ | | UART | Support | UART0 | -| GPIO | Support | | -| IIC | Support | | -| SPI | Support | | -| CPU Timer | Support | | -| SD card driver | Support | | - +| GPIO | Support | - | +| IIC | Support | - | +| SPI | Support | - | +| CPU Timer | Support | - | +| SD card driver | Support | - | +| RTC | Support | - | +| WDT | Support | - | +| MAILBOX | Support | - | +| SMP | Support | - | +| FRAMEBUFFER | Support | HDMI | diff --git a/bsp/raspberry-pi/raspi3-32/README_zh.md b/bsp/raspberry-pi/raspi3-32/README_zh.md index 2d1e18655b654df953829f411b9187ed6062b525..fc480e407cbe12e8e33a364755cba447c4b6791e 100644 --- a/bsp/raspberry-pi/raspi3-32/README_zh.md +++ b/bsp/raspberry-pi/raspi3-32/README_zh.md @@ -136,11 +136,16 @@ msh /> | 驱动 | 支持情况 | 备注 | | ------ | ---- | :------: | | UART | 支持 | UART0| -| GPIO | 支持 | | -| IIC | 支持 | | -| SPI | 支持 | | -| CPU Timer | 支持 | | -| SD卡驱动 | 支持 | | +| GPIO | 支持 | - | +| IIC | 支持 | - | +| SPI | 支持 | - | +| CPU Timer | 支持 | - | +| SD卡驱动 | 支持 | - | +| RTC | 支持 | - | +| WDT | 支持 | - | +| MAILBOX | 支持 | - | +| SMP | 支持 | - | +| FRAMEBUFFER | 支持 | HDMI | ## 5. 联系人信息 diff --git a/bsp/raspberry-pi/raspi3-64/README.md b/bsp/raspberry-pi/raspi3-64/README.md index eefb0e75465ba2ad41e54b88058a896f945972d5..11e42b96ccdad7a24fcfcfad15c675c320a6a274 100644 --- a/bsp/raspberry-pi/raspi3-64/README.md +++ b/bsp/raspberry-pi/raspi3-64/README.md @@ -78,4 +78,13 @@ msh > | Drive | Support | Remark | | ----- | ------- | ------ | | UART | Support | UART0 | +| GPIO | Support | - | +| I2C | Support | - | +| RTC | Support | - | +| SDIO | Support | SDCARD | +| SPI | Support | - | +| TIMER | Support | - | +| WDT | Support | - | +| MBOX | Support | - | +| FRAMEBUFFER | Support | HDMI | diff --git a/bsp/raspberry-pi/raspi3-64/README_zh.md b/bsp/raspberry-pi/raspi3-64/README_zh.md index a8558d809ee57c31e17296524ed92e19d591e50d..3fa40fc089a6fb2b8e00ef890ac885cdddc0da89 100644 --- a/bsp/raspberry-pi/raspi3-64/README_zh.md +++ b/bsp/raspberry-pi/raspi3-64/README_zh.md @@ -98,13 +98,22 @@ msh > | 驱动 | 支持情况 | 备注 | | ------ | ---- | :------: | | UART | 支持 | UART0| +| GPIO | 支持 | - | +| I2C | 支持 | - | +| RTC | 支持 | - | +| SDIO | 支持 | SDCARD | +| SPI | 支持 | - | +| TIMER | 支持 | - | +| WDT | 支持 | - | +| MBOX | 支持 | - | +| FRAMEBUFFER | 支持 | HDMI | ## 5. 联系人信息 -维护人：[bernard][5] +维护人：[bigmagic123][5] [1]: https://www.rt-thread.org/page/download.html [2]: https://developer.arm.com/tools-and-software/open-source-software/developer-tools/gnu-toolchain/gnu-a/downloads [3]: https://downloads.raspberrypi.org/raspbian_lite_latest [4]: https://etcher.io -[5]: https://github.com/BernardXiong +[5]: https://github.com/bigmagic123 diff --git a/bsp/raspberry-pi/raspi4-32/README.md b/bsp/raspberry-pi/raspi4-32/README.md index ea9780b92a807bd335ce49bc2b6474386da98d6f..1034b3f4671bcc0d44a95d7d2ed01c0c8ea78ced 100644 --- a/bsp/raspberry-pi/raspi4-32/README.md +++ b/bsp/raspberry-pi/raspi4-32/README.md @@ -68,6 +68,9 @@ msh /> | 驱动 | 支持情况 | 备注 | | ------ | ---- | :------: | | UART | 支持 | UART0,UART2,UART3,UART4,UART5 | +| GPIO | 支持 | - | +| SPI | 支持 | SPI0 | +| MAILBOX | 支持 | - | ## 5. 联系人信息 diff --git a/bsp/raspberry-pi/raspi4-32/driver/mbox.c b/bsp/raspberry-pi/raspi4-32/driver/mbox.c new file mode 100644 index 0000000000000000000000000000000000000000..186440ffceff6d828e32202d99eb904eefc49283 --- /dev/null +++ b/bsp/raspberry-pi/raspi4-32/driver/mbox.c @@ -0,0 +1,451 @@ +/* + * File : mbox.c + * Copyright (c) 2006-2018, RT-Thread Development Team + * + * SPDX-License-Identifier: Apache-2.0 + * + * Change Logs: + * Date Author Notes + * 2019-08-29 zdzn first version + * 2020-09-10 bigmagic add other mbox option + */ + +/* mailbox message buffer */ +#include "mbox.h" +#include "mmu.h" +//volatile unsigned int __attribute__((aligned(16))) mbox[36]; +volatile unsigned int *mbox = (volatile unsigned int *) MBOX_ADDR; +#define BUS_ADDRESS(phys) (((phys) & ~0xC0000000) | 0xC0000000) + +/** + * Make a mailbox call. Returns 0 on failure, non-zero on success + */ +int mbox_call(unsigned char ch, int mmu_enable) +{ + unsigned int r = (((MBOX_ADDR)&~0xF) | (ch&0xF)); + if(mmu_enable) + r = BUS_ADDRESS(r); + /* wait until we can write to the mailbox */ + do + { + asm volatile("nop"); + } while (*MBOX_STATUS & MBOX_FULL); + /* write the address of our message to the mailbox with channel identifier */ + *MBOX_WRITE = r; + /* now wait for the response */ + while(1) + { + /* is there a response? */ + do + { + asm volatile("nop"); + } while (*MBOX_STATUS & MBOX_EMPTY); + /* is it a response to our message? */ + if (r == *MBOX_READ){ + /* is it a valid successful response? */ + return mbox[1] == MBOX_RESPONSE; + } + } + return 0; +} + +int bcm271x_mbox_hardware_get_model(void) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_HARDWARE_GET_MODEL; + mbox[3] = 4; // buffer size + mbox[4] = 0; // len + + mbox[5] = 0; + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + return mbox[5]; +} + +int bcm271x_mbox_hardware_get_revison(void) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_HARDWARE_GET_REV; + mbox[3] = 4; // buffer size + mbox[4] = 0; // len + + mbox[5] = 0; + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + return mbox[5]; +} + +int bcm271x_mbox_hardware_get_mac_address(uint8_t * mac) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_HARDWARE_GET_MAC_ADDRESS; + mbox[3] = 6; // buffer size + mbox[4] = 0; // len + + mbox[5] = 0; + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + char * mac_str = (char *)&mbox[5]; + mac[0] = mac_str[0]; + mac[1] = mac_str[1]; + mac[2] = mac_str[2]; + mac[3] = mac_str[3]; + mac[4] = mac_str[4]; + mac[5] = mac_str[5]; + return 0; +} + + +int bcm271x_mbox_hardware_get_serial(rt_uint64_t* sn) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_HARDWARE_GET_SERIAL; + mbox[3] = 8; // buffer size + mbox[4] = 0; // len + + mbox[5] = 0; + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + sn = (rt_uint64_t *)&mbox[5]; + + return 0; +} + +int bcm271x_mbox_hardware_get_arm_memory(rt_uint32_t * base, rt_uint32_t * size) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_HARDWARE_GET_ARM_MEMORY; + mbox[3] = 8; // buffer size + mbox[4] = 0; // len + + mbox[5] = 0; + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + *base = mbox[5]; + *size = mbox[6]; + + return 0; + +} + +int bcm271x_mbox_hardware_get_vc_memory(rt_uint32_t * base, rt_uint32_t * size) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_HARDWARE_GET_VC_MEMORY; + mbox[3] = 8; // buffer size + mbox[4] = 0; // len + + mbox[5] = 0; + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + *base = mbox[5]; + *size = mbox[6]; + + return 0; +} + +int bcm271x_mbox_clock_get_turbo(void) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_CLOCK_GET_TURBO; + mbox[3] = 8; // buffer size + mbox[4] = 4; // len + + mbox[5] = 0; // id + mbox[6] = 0; // val + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != 0) + { + return -1; + } + + return mbox[6]; +} + +int bcm271x_mbox_clock_set_turbo(int level) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_CLOCK_SET_TURBO; + mbox[3] = 8; // buffer size + mbox[4] = 8; // len + + mbox[5] = 0; // id + mbox[6] = level ? 1 : 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != 0) + { + return -1; + } + + return mbox[6]; +} + +int bcm271x_mbox_clock_get_state(int id) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_CLOCK_GET_STATE; + mbox[3] = 8; // buffer size + mbox[4] = 4; // len + + mbox[5] = id; // id + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != id) + { + return -1; + } + + return (mbox[6] & 0x3); +} + +int bcm271x_mbox_clock_set_state(int id, int state) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_CLOCK_SET_STATE; + mbox[3] = 8; // buffer size + mbox[4] = 8; // len + + mbox[5] = id; // id + mbox[6] = state & 0x3; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != id) + { + return -1; + } + + return (mbox[6] & 0x3); +} + +int bcm271x_mbox_clock_get_rate(int id) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_CLOCK_GET_RATE; + mbox[3] = 8; // buffer size + mbox[4] = 4; // len + + mbox[5] = id; // id + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != id) + { + return -1; + } + + return mbox[6]; +} + +int bcm271x_mbox_clock_set_rate(int id, int rate) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_CLOCK_SET_RATE; + mbox[3] = 8; // buffer size + mbox[4] = 8; // len + + mbox[5] = id; // id + mbox[6] = rate; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != id) + { + return -1; + } + + return mbox[6]; +} + +int bcm271x_mbox_clock_get_max_rate(int id) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_CLOCK_GET_MAX_RATE; + mbox[3] = 8; // buffer size + mbox[4] = 4; // len + + mbox[5] = id; // id + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != id) + { + return -1; + } + + return mbox[6]; +} + +int bcm271x_mbox_clock_get_min_rate(int id) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_CLOCK_GET_MIN_RATE; + mbox[3] = 8; // buffer size + mbox[4] = 4; // len + + mbox[5] = id; // id + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != id) + { + return -1; + } + + return mbox[6]; +} + +int bcm271x_mbox_power_get_state(int id) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_POWER_GET_STATE; + mbox[3] = 8; // buffer size + mbox[4] = 4; // len + + mbox[5] = id; // id + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != id) + { + return -1; + } + + return (mbox[6] & 0x3); +} + +int bcm271x_mbox_power_set_state(int id, int state) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_POWER_SET_STATE; + mbox[3] = 8; // buffer size + mbox[4] = 8; // len + + mbox[5] = id; // id + mbox[6] = state & 0x3; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != id) + { + return -1; + } + + return (mbox[6] & 0x3); +} + +int bcm271x_mbox_temp_get(void) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_TEMP_GET; + mbox[3] = 8; // buffer size + mbox[4] = 4; // len + + mbox[5] = 0; //id + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != 0) + { + return -1; + } + + return mbox[6]; +} + +int bcm271x_mbox_temp_get_max(void) +{ + mbox[0] = 8*4; // length of the message + mbox[1] = MBOX_REQUEST; // this is a request message + + mbox[2] = MBOX_TAG_TEMP_GET_MAX; + mbox[3] = 8; // buffer size + mbox[4] = 4; // len + + mbox[5] = 0; // id + mbox[6] = 0; + + mbox[7] = MBOX_TAG_LAST; + mbox_call(8, MMU_DISABLE); + + if(mbox[5] != 0) + { + return -1; + } + + return mbox[6]; +} diff --git a/bsp/raspberry-pi/raspi4-32/driver/mbox.h b/bsp/raspberry-pi/raspi4-32/driver/mbox.h new file mode 100644 index 0000000000000000000000000000000000000000..bf9ac0e96d86c4f86d0b634b26e106978d4a4cd0 --- /dev/null +++ b/bsp/raspberry-pi/raspi4-32/driver/mbox.h @@ -0,0 +1,127 @@ +/* + * Copyright (c) 2006-2020, RT-Thread Development Team + * + * SPDX-License-Identifier: Apache-2.0 + * + * Change Logs: + * Date Author Notes + * 2020-09-10 bigmagic first version + */ + +#ifndef __MBOX_H__ +#define __MBOX_H__ + +#include + +//https://github.com/raspberrypi/firmware/wiki/Mailbox-property-interface +//https://github.com/hermanhermitage/videocoreiv + +/* a properly aligned buffer */ +extern volatile unsigned int* mbox; + +#define MBOX_REQUEST 0 + +/* channels */ +#define MBOX_CH_POWER 0 +#define MBOX_CH_FB 1 +#define MBOX_CH_VUART 2 +#define MBOX_CH_VCHIQ 3 +#define MBOX_CH_LEDS 4 +#define MBOX_CH_BTNS 5 +#define MBOX_CH_TOUCH 6 +#define MBOX_CH_COUNT 7 +#define MBOX_CH_PROP 8 + +/* tags */ +#define MBOX_TAG_SETPOWER 0x28001 +#define MBOX_TAG_SETCLKRATE 0x38002 +#define MBOX_GET_MAC_ADDRESS 0x10003 +#define MBOX_TAG_LAST 0 + +#define MMIO_BASE 0xFE000000 +#define VIDEOCORE_MBOX (MMIO_BASE+0x0000B880) +#define MBOX_READ ((volatile unsigned int*)(VIDEOCORE_MBOX+0x0)) +#define MBOX_POLL ((volatile unsigned int*)(VIDEOCORE_MBOX+0x10)) +#define MBOX_SENDER ((volatile unsigned int*)(VIDEOCORE_MBOX+0x14)) +#define MBOX_STATUS ((volatile unsigned int*)(VIDEOCORE_MBOX+0x18)) +#define MBOX_CONFIG ((volatile unsigned int*)(VIDEOCORE_MBOX+0x1C)) +#define MBOX_WRITE ((volatile unsigned int*)(VIDEOCORE_MBOX+0x20)) +#define MBOX_RESPONSE 0x80000000 +#define MBOX_FULL 0x80000000 +#define MBOX_EMPTY 0x40000000 + +#define DEVICE_ID_SD_CARD 0 +#define DEVICE_ID_USB_HCD 3 +#define POWER_STATE_OFF (0 << 0) +#define POWER_STATE_ON (1 << 0) +#define POWER_STATE_WAIT (1 << 1) +#define POWER_STATE_NO_DEVICE (1 << 1) // in response +#define MMU_ENABLE 1 +#define MMU_DISABLE 0 + +/* + * raspi hardware info + */ +enum { + MBOX_TAG_HARDWARE_GET_MODEL = 0x00010001, + MBOX_TAG_HARDWARE_GET_REV = 0x00010002, + MBOX_TAG_HARDWARE_GET_MAC_ADDRESS = 0x00010003, + MBOX_TAG_HARDWARE_GET_SERIAL = 0x00010004, + MBOX_TAG_HARDWARE_GET_ARM_MEMORY = 0x00010005, + MBOX_TAG_HARDWARE_GET_VC_MEMORY = 0x00010006, + MBOX_TAG_HARDWARE_GET_CLOCKS = 0x00010007, +}; + +/* + * raspi clock + */ +enum { + MBOX_TAG_CLOCK_GET_TURBO = 0x00030009, + MBOX_TAG_CLOCK_SET_TURBO = 0x00038009, + MBOX_TAG_CLOCK_GET_STATE = 0x00030001, + MBOX_TAG_CLOCK_SET_STATE = 0x00038001, + MBOX_TAG_CLOCK_GET_RATE = 0x00030002, + MBOX_TAG_CLOCK_SET_RATE = 0x00038002, + MBOX_TAG_CLOCK_GET_MAX_RATE = 0x00030004, + MBOX_TAG_CLOCK_GET_MIN_RATE = 0x00030007, +}; + +/* + * raspi power + */ +enum { + MBOX_TAG_POWER_GET_STATE = 0x00020001, + MBOX_TAG_POWER_SET_STATE = 0x00028001, +}; + +/* + * raspi temperature + */ +enum { + MBOX_TAG_TEMP_GET = 0x00030006, + MBOX_TAG_TEMP_GET_MAX = 0x0003000A, +}; + +#define MBOX_ADDR 0xc00000 + +int mbox_call(unsigned char ch, int mmu_enable); +int bcm271x_mbox_hardware_get_model(void); +int bcm271x_mbox_hardware_get_revison(void); +int bcm271x_mbox_hardware_get_mac_address(uint8_t * mac); +int bcm271x_mbox_hardware_get_serial(rt_uint64_t* sn); +int bcm271x_mbox_hardware_get_arm_memory(rt_uint32_t * base, rt_uint32_t * size); +int bcm271x_mbox_hardware_get_vc_memory(rt_uint32_t * base, rt_uint32_t * size); +int bcm271x_mbox_clock_get_turbo(void); +int bcm271x_mbox_clock_set_turbo(int level); +int bcm271x_mbox_clock_get_state(int id); +int bcm271x_mbox_clock_set_state(int id, int state); +int bcm271x_mbox_clock_get_rate(int id); +int bcm271x_mbox_clock_set_rate(int id, int rate); +int bcm271x_mbox_clock_get_max_rate(int id); +int bcm271x_mbox_clock_get_min_rate(int id); +int bcm271x_mbox_power_get_state(int id); +int bcm271x_mbox_power_set_state(int id, int state); +int bcm271x_mbox_temp_get(void); +int bcm271x_mbox_temp_get_max(void); + +#endif