338 lines
9.1 KiB
C
338 lines
9.1 KiB
C
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// uart_boot.cpp : Defines the entry point for the console application.
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//
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "scalar_types.h" // (U)INT8/16/32
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#include "Uart.h" // platform abstraction for UART
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#include "client.h" // client functions
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#include "flash.h" // flash high level functions
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// command line configuration: what shall we do?
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struct
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{
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char* szPort; // COM port to use
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bool bRecorder; // it's a recorder
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bool bArchos; // use the Archos monitor to load, instead of UART boot
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bool bSpindown; // spindown the harddisk
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bool bReadID; // read manufacturer+device ID
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char* szFlashfile; // file to be programmed
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char* szDumpfile; // file to dump into
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char* szExecfile; // file with the executable
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bool bTest; // debug action
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bool bBlink; // blink red LED
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bool bNoDownload;
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} gCmd;
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int ProcessCmdLine(int argc, char* argv[])
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{
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argc--; // exclude our name
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argv++;
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memset(&gCmd, 0, sizeof(gCmd));
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if (argc == 0)
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{
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printf("Usage: uart_boot [-option {filename}]\n");
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printf(" uses activated UART boot mod, box has to be fresh started\n");
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printf("The order of the options does not matter, one letter is sufficient.\n");
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printf("Possible options are (in the order of later processing):\n");
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printf("-port <name of COM port to use>\n");
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printf("-recorder (this is a recorder/FM, default is player if not specified)\n");
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printf("-archos (use Archos bootloader, this one needs powerup while program waits)\n");
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printf("-nodownload (no MiniMon download, it's already active)\n");
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printf("-spindown (spindown the harddisk, else it stays on by default)\n");
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printf("-id (read manufacturer and device ID of flash, no checks)\n");
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printf("-flash <filename of binary to program into flash>\n");
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printf("-dump <filename to write flash content to>\n");
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printf("-exec <filename of executable for 0x09000000:0x09000200>\n");
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printf("-test (some test action currently under development, don't use!)\n");
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printf("-blink (blink red LED forever, meant as diagnostics)\n");
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printf("\n");
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printf("Examples:\n");
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printf("uart_boot -r -p COM1 -s -f flashfile.bin -d dumpfile.bin\n");
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printf(" recorder on COM1, spindown HD, program and dump (for e.g. offline verify)\n");
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printf("uart_boot -r -p COM2 -e rockbox.bin\n");
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printf(" recorder on COM2, load Rockbox from file and start it\n");
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exit (0);
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}
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while (argc)
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{
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if (!strncmp("-port", *argv, 2))
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{
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gCmd.szPort = *++argv;
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if (--argc <= 0 || **argv == '-')
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{
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printf("No argument given for option %s, aborting.\n", argv[-1]);
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exit (-2);
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}
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}
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else if (!strncmp("-recorder", *argv, 2))
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{
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gCmd.bRecorder = true;
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}
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else if (!strncmp("-archos", *argv, 2))
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{
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gCmd.bArchos = true;
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}
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else if (!strncmp("-nodownload", *argv, 2))
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{
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gCmd.bNoDownload = true;
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}
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else if (!strncmp("-spindown", *argv, 2))
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{
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gCmd.bSpindown = true;
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}
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else if (!strncmp("-id", *argv, 2))
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{
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gCmd.bReadID = true;
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}
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else if (!strncmp("-flash", *argv, 2))
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{
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gCmd.szFlashfile = *++argv;
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if (--argc <= 0 || **argv == '-')
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{
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printf("No argument given for option %s, aborting.\n", argv[-1]);
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exit (-2);
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}
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}
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else if (!strncmp("-dump", *argv, 2))
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{
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gCmd.szDumpfile = *++argv;
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if (--argc <= 0 || **argv == '-')
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{
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printf("No argument given for option %s, aborting.\n", argv[-1]);
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exit (-3);
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}
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}
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else if (!strncmp("-exec", *argv, 2))
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{
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gCmd.szExecfile = *++argv;
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if (--argc <= 0 || **argv == '-')
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{
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printf("No argument given for option %s, aborting.\n", argv[-1]);
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exit (-4);
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}
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}
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else if (!strncmp("-test", *argv, 2))
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{
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gCmd.bTest = true;
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}
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else if (!strncmp("-blink", *argv, 2))
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{
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gCmd.bBlink = true;
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}
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else
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{
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printf("Unknown option %s, aborting. Use 'uart_boot' without options for help.\n", *argv);
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exit(-1);
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}
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argv++;
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argc--;
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}
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return 0;
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}
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int main(int argc, char* argv[])
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{
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tUartHandle serial_handle;
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UINT16 reg;
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FILE* pFile;
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size_t size;
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UINT8 abFirmware[512*1024]; // blocksize
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memset(abFirmware, 0xFF, sizeof(abFirmware));
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ProcessCmdLine(argc, argv); // what to do
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if (!gCmd.szPort)
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{
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printf("No serial port given, use 'uart_boot' without parameters for options.\n");
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exit(-1);
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}
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serial_handle = UartOpen(gCmd.szPort); // opening serial port
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if (serial_handle == NULL)
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{
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printf("Cannot open port %s\n", gCmd.szPort);
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return -1;
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}
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if (gCmd.bNoDownload)
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{ // just set our speed
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if (!UartConfig(serial_handle, gCmd.bRecorder ? 115200 : 14400, eNOPARITY, eONESTOPBIT, 8))
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{
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printf("Error setting up COM params\n");
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exit(1);
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}
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}
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else
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{ // download the monitor program
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if (gCmd.bArchos)
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{
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printf("Waiting for box startup to download monitor...");
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DownloadArchosMonitor(serial_handle, "minimon_v2.bin"); // load the monitor image
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printf("\b\b\b done.\n");
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}
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else
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{
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printf("Downloading monitor...");
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DownloadMonitor(serial_handle, gCmd.bRecorder, "minimon.bin"); // load the monitor image
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// From now on, we can talk to the box.
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printf("\b\b\b done.\n");
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if (gCmd.bRecorder)
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{ // we can be faster
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SetTargetBaudrate(serial_handle, 11059200, 115200); // set to 115200
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}
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}
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}
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// do the action
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if (gCmd.bSpindown)
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{
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// spindown the disk (works only for master)
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UINT32 ata; // address of ATA_ALT_STATUS
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printf("Harddisk spindown...");
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ata = (gCmd.bRecorder && (ReadHalfword(serial_handle, 0x020000FC) & 0x0100)) ? 0x06200206 : 0x06200306;
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WriteHalfword(serial_handle, 0x05FFFFCA, 0xBF99); // PACR2 (was 0xFF99)
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WriteHalfword(serial_handle, 0x05FFFFC4, 0x0280); // PAIOR (was 0x0000)
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WriteHalfword(serial_handle, 0x05FFFFC0, 0xA27F); // PADR (was 0xA0FF)
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while (ReadByte(serial_handle, ata) & 0x80); // ATA_ALT_STATUS & STATUS_BSY
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WriteByte(serial_handle, 0x06100107, 0xE0); // ATA_COMMAND = CMD_STANDBY_IMMEDIATE;
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//while (ReadByte(serial_handle, ata) & 0x80); // ATA_ALT_STATUS & STATUS_BSY
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printf("\b\b\b done.\n");
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}
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if (gCmd.bReadID)
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{
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UINT8 bMan, bID;
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ReadID(serial_handle, 0x02000000, &bMan, &bID);
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printf("Manufacturer ID = 0x%02X, Device ID = 0x%02X\n", bMan, bID);
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}
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if (gCmd.szFlashfile)
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{
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// flash a firmware file
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printf("Flashing file %s...", gCmd.szFlashfile);
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pFile = fopen(gCmd.szFlashfile, "rb");
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if (pFile == NULL)
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{
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printf("\nFlash file %s not found, exiting.\n", gCmd.szFlashfile);
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return -2;
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}
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size = fread(abFirmware, 1, sizeof(abFirmware), pFile);
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fclose (pFile);
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EraseChip(serial_handle, 0x02000000);
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FlashByteMultiple(serial_handle, 0x02000000, size, abFirmware);
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printf("\b\b\b done.\n");
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}
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if (gCmd.szDumpfile)
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{
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// dump the flash content
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printf("Writing flash dump into file %s...", gCmd.szDumpfile);
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ReadByteMultiple(serial_handle, 0x02000000, sizeof(abFirmware), abFirmware);
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pFile = fopen(gCmd.szDumpfile, "wb");
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if (pFile == NULL)
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{
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printf("\nDump file %s cannot be opened, exiting.\n", gCmd.szDumpfile);
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return -3;
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}
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fwrite(abFirmware, 1, sizeof(abFirmware), pFile);
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fclose (pFile);
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printf("\b\b\b done.\n");
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}
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if (gCmd.szExecfile)
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{
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UINT32 size;
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printf("Downloading program...");
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// init the DRAM controller like the flash boot does
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reg = ReadHalfword(serial_handle, 0x05FFFFCA); // PACR2
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reg &= 0xFFFB; // PA1 config: /RAS
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reg |= 0x0008;
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WriteHalfword(serial_handle, 0x05FFFFCA, reg); // PACR2
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reg = 0xAFFF; // CS1, CS3 config: /CASH. /CASL
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WriteHalfword(serial_handle, 0x05FFFFEE, reg); // CASCR
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reg = ReadHalfword(serial_handle, 0x05FFFFA0); // BCR
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reg |= 0x8000; // DRAM enable, default bus
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WriteHalfword(serial_handle, 0x05FFFFA0, reg); // BCR
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reg = ReadHalfword(serial_handle, 0x05FFFFA2); // WCR1
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reg &= 0xFDFD; // 1-cycle CAS
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WriteHalfword(serial_handle, 0x05FFFFA2, reg); // WCR1
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reg = 0x0E00; // CAS 35%, multiplexed, 10 bit row addr.
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WriteHalfword(serial_handle, 0x05FFFFA8, reg); // DCR
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reg = 0x5AB0; // refresh, 4 cycle waitstate
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WriteHalfword(serial_handle, 0x05FFFFAC, reg); // RCR
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reg = 0x9605; // refresh constant
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WriteHalfword(serial_handle, 0x05FFFFB2, reg); // RTCOR
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reg = 0xA518; // phi/32
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WriteHalfword(serial_handle, 0x05FFFFAE, reg); // RTCSR
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// download Rockbox/gdb
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pFile = fopen(gCmd.szExecfile, "rb");
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if (pFile == NULL)
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{
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printf("\nExecutable file %s cannot be opened, exiting.\n", gCmd.szExecfile);
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return -3;
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}
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size = fread(abFirmware, 1, sizeof(abFirmware), pFile);
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WriteByteMultiple(serial_handle, 0x09000000, size, abFirmware);
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fclose (pFile);
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printf("\b\b\b done.\n");
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// start rockbox/gdb
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printf("Starting program...");
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Execute(serial_handle, 0x09000200, false);
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printf("\b\b\b done.\n");
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}
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if (gCmd.bTest)
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{
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// test code: query keypad
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while (1)
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{
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WriteByte(serial_handle, 0x05FFFEE8, 0x24); // ADCSR
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while (!(ReadByte(serial_handle, 0x05FFFEE8) & 0x80));
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reg = ReadHalfword(serial_handle, 0x05FFFEE0); // ADDRA
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printf("ADC(4): %d\n", reg>>6);
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}
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}
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if (gCmd.bBlink)
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{
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// blinking LED
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UINT8 byte;
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printf("Flashing red LED forever... (stop with Ctrl-C)\n");
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byte = ReadByte(serial_handle, 0x05FFFFC3);
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while (1)
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{
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byte ^= 0x40;
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WriteByte(serial_handle, 0x05FFFFC3, byte);
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Sleep(200);
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}
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}
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return 0;
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}
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