From e628b5c941f01a709dc2d8e988b9ed5bd035e8c9 Mon Sep 17 00:00:00 2001 From: Linus Nielsen Feltzing Date: Tue, 19 Jul 2005 08:08:33 +0000 Subject: iriver bootloader: slightly faster startup, backlight off in usb mode, minor code policing git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7192 a1c6a512-1295-4272-9138-f99709370657 --- bootloader/main.c | 29 ++++++++++++++++++++++++----- 1 file changed, 24 insertions(+), 5 deletions(-) diff --git a/bootloader/main.c b/bootloader/main.c index db34533df7..fd8049e5e6 100644 --- a/bootloader/main.c +++ b/bootloader/main.c @@ -175,9 +175,11 @@ void main(void) int data; int adc_battery, battery_voltage, batt_int, batt_frac; - /* Read the buttons early */ + /* We want to read the buttons as early as possible, before the user + releases the ON button */ - /* Set GPIO33, GPIO37, GPIO38 and GPIO52 as general purpose inputs */ + /* Set GPIO33, GPIO37, GPIO38 and GPIO52 as general purpose inputs + (The ON and Hold buttons on the main unit and the remote) */ or_l(0x00100062, &GPIO1_FUNCTION); and_l(~0x00100062, &GPIO1_ENABLE); @@ -192,7 +194,17 @@ void main(void) or_l(0x00020000, &GPIO1_ENABLE); or_l(0x00020000, &GPIO1_FUNCTION); + /* Set the default state of the hard drive power to OFF */ + ide_power_enable(false); + power_init(); + + /* Power on the hard drive early, to speed up the loading */ + if(!((on_button && button_hold()) || + (rc_on_button && remote_button_hold()))) { + ide_power_enable(true); + } + system_init(); kernel_init(); @@ -212,12 +224,14 @@ void main(void) lcd_setfont(FONT_SYSFIXED); - snprintf(buf, sizeof(buf), "Rockboot version %s", version); + lcd_puts(0, line++, "Rockbox boot loader"); + snprintf(buf, sizeof(buf), "Version %s", version); lcd_puts(0, line++, buf); lcd_update(); sleep(HZ/50); /* Allow the button driver to check the buttons */ + /* Holding REC while starting runs the original firmware */ if(((button_status() & BUTTON_REC) == BUTTON_REC) || ((button_status() & BUTTON_RC_REC) == BUTTON_RC_REC)) { lcd_puts(0, 8, "Starting original firmware..."); @@ -225,8 +239,10 @@ void main(void) start_iriver_fw(); } - if(on_button & button_hold() || - rc_on_button & remote_button_hold()) { + /* Don't start if the Hold button is active on the device you + are starting with */ + if((on_button && button_hold()) || + (rc_on_button && remote_button_hold())) { lcd_puts(0, 8, "HOLD switch on, power off..."); lcd_update(); sleep(HZ*2); @@ -280,6 +296,9 @@ void main(void) { ata_spin(); /* Prevent the drive from spinning down */ sleep(HZ); + + /* Backlight OFF */ + or_l(0x00020000, &GPIO1_OUT); } system_reboot(); -- cgit v1.2.3