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authorJörg Hohensohn <hohensoh@rockbox.org>2004-03-11 18:02:53 +0000
committerJörg Hohensohn <hohensoh@rockbox.org>2004-03-11 18:02:53 +0000
commit3b6cc1c3c28df3dc747a5d620ed3347db12c79e1 (patch)
tree100ca03c186d626f21c9f2439e1247f78434b02f /flash
parent75c25388d92f103e2d1f53566721b5232aca68c0 (diff)
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option to hold power, for FM+V2
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4366 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'flash')
-rw-r--r--flash/uart_boot/uart_boot.c63
1 files changed, 47 insertions, 16 deletions
diff --git a/flash/uart_boot/uart_boot.c b/flash/uart_boot/uart_boot.c
index 8110e9b678..acfbb8e9c5 100644
--- a/flash/uart_boot/uart_boot.c
+++ b/flash/uart_boot/uart_boot.c
@@ -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);
}
}