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option to hold power, for FM+V2

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4366 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jörg Hohensohn 2004-03-11 18:02:53 +00:00
parent 75c25388d9
commit 3b6cc1c3c2
1 changed files with 47 additions and 16 deletions
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63
flash/uart_boot/uart_boot.c
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@ -21,6 +21,7 @@ struct
char* szDumpfile; // file to dump into
char* szExecfile; // file with the executable
bool bTest; // debug action
bool bHold; // hold power (for FMs & V2s)
bool bBlink; // blink red LED
bool bNoDownload;
} gCmd;
@ -43,6 +44,7 @@ int ProcessCmdLine(int argc, char* argv[])
printf("-recorder (this is a recorder/FM, default is player if not specified)\n");
printf("-archos (use Archos bootloader, this one needs powerup while program waits)\n");
printf("-nodownload (no MiniMon download, it's already active)\n");
printf("-hold (hold the power, useful for FMs and V2s, so you can release ON)\n");
printf("-spindown (spindown the harddisk, else it stays on by default)\n");
printf("-id (read manufacturer and device ID of flash, no checks)\n");
printf("-flash <filename of binary to program into flash>\n");
@ -122,6 +124,10 @@ int ProcessCmdLine(int argc, char* argv[])
{
gCmd.bTest = true;
}
else if (!strncmp("-hold", *argv, 2))
{
gCmd.bHold = true;
}
else if (!strncmp("-blink", *argv, 2))
{
gCmd.bBlink = true;
@ -194,21 +200,37 @@ int main(int argc, char* argv[])
}
}
// do the action
if (gCmd.bHold)
{
// hold power for FM
reg = ReadHalfword(serial_handle, 0x05FFFFC2); // PBDR
reg |= 0x0020; // set PB5 to keep power
WriteHalfword(serial_handle, 0x05FFFFC2, reg);
reg = ReadHalfword(serial_handle, 0x05FFFFC6); // PBIOR
reg |= 0x0020; // make PB5 an output
WriteHalfword(serial_handle, 0x05FFFFC6, reg);
printf("Power hold, you can release ON button now.\n");
}
if (gCmd.bSpindown)
{
// spindown the disk (works only for master)
UINT32 ata; // address of ATA_ALT_STATUS
printf("Harddisk spindown...");
ata = (gCmd.bRecorder && (ReadHalfword(serial_handle, 0x020000FC) & 0x0100)) ? 0x06200206 : 0x06200306;
WriteHalfword(serial_handle, 0x05FFFFCA, 0xBF99); // PACR2 (was 0xFF99)
WriteHalfword(serial_handle, 0x05FFFFC4, 0x0280); // PAIOR (was 0x0000)
WriteHalfword(serial_handle, 0x05FFFFC0, 0xA27F); // PADR (was 0xA0FF)
while (ReadByte(serial_handle, ata) & 0x80); // ATA_ALT_STATUS & STATUS_BSY
WriteByte(serial_handle, 0x06100107, 0xE0); // ATA_COMMAND = CMD_STANDBY_IMMEDIATE;
//while (ReadByte(serial_handle, ata) & 0x80); // ATA_ALT_STATUS & STATUS_BSY
printf("\b\b\b done.\n");
// power down the disk
reg = ReadHalfword(serial_handle, 0x05FFFFCA); // PACR2
reg &= ~0x0400; // clear bit 10: GPIO
WriteHalfword(serial_handle, 0x05FFFFCA, reg);
reg = ReadHalfword(serial_handle, 0x05FFFFC4); // PAIOR
reg |= 0x0020; // set bit 5: output
WriteHalfword(serial_handle, 0x05FFFFC4, reg);
reg = ReadHalfword(serial_handle, 0x05FFFFC0); // PADR
reg &= ~0x0020; // clear PA5 to power down
WriteHalfword(serial_handle, 0x05FFFFC0, reg);
printf("Harddisk powered down.\n");
}
@ -307,13 +329,22 @@ int main(int argc, char* argv[])
if (gCmd.bTest)
{
// test code: query keypad
// test code: toggle PA5 to test FM IDE power
reg = ReadHalfword(serial_handle, 0x05FFFFCA); // PACR2
reg &= ~0x0400; // clear bit 10: GPIO
WriteHalfword(serial_handle, 0x05FFFFCA, reg);
reg = ReadHalfword(serial_handle, 0x05FFFFC4); // PAIOR
reg |= 0x0020; // set bit 5: output
WriteHalfword(serial_handle, 0x05FFFFC4, reg);
printf("Toggling PA5 forever... (stop with Ctrl-C)\n");
reg = ReadHalfword(serial_handle, 0x05FFFFC0); // PADR
while (1)
{
WriteByte(serial_handle, 0x05FFFEE8, 0x24); // ADCSR
while (!(ReadByte(serial_handle, 0x05FFFEE8) & 0x80));
reg = ReadHalfword(serial_handle, 0x05FFFEE0); // ADDRA
printf("ADC(4): %d\n", reg>>6);
reg ^= 0x0020;
WriteHalfword(serial_handle, 0x05FFFFC0, reg); // PADR
Sleep(1000);
}
}