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feat(juicevm): update address map list to doc

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xiaoxiaohuixxh 2021-05-31 12:37:21 +08:00
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@ -19,6 +19,18 @@ juice vm去掉注释后展开所有的宏的代码行数仅**12523**行，仅**3
- 超级精简的uart，只有读和写两个外设寄存器.
- 超级精简的MMU SV39支持.
- 支持RISC-V官方标准的异常和中断托管
## Juice Vm的地址空间分布
| 虚拟机版本号 | 起始地址 | 大小(字节) | 寄存器名称 | 说明 | 所用宏名称 |
| :-----------: | :-------- | :------- | :------- | :------------| :------------ |
| c21682d3 | 0x80000000 | 0x12C00000 | SRAM | 内部存储 | RV_CPU_SIM_RAM_START_ADDR RV_CPU_SIM_RAM_SIZE |
| c21682d3 | 0x92C00000 | 0x1 | UART_WRITE | uart发送寄存器 | pdev_uart0_write_addr |
| c21682d3 | 0x92C00001 | 0x1 | UART_READ | uart接收寄存器 | pdev_uart0_read_addr |
| c21682d3 | 0x92C00002 | 0x1 | UART_STATE | uart状态寄存器 | pdev_uart0_state_addr pdev_uart0_free_state pdev_uart0_readbusy_state |
| c21682d3 | 0x92C00003 | 0x8 | mtime | mtime当前计数寄存器 | pdev_mtime_mtime_addr |
| c21682d3 | 0x92c00007 | 0x8 | mtimecmp | mtime当前比较寄存器 | pdev_mtime_mtimecmp_addr |
## Juice Vm下的软件移植进度
- 已经支持了c语言编程。