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Move display_end before secmon + add boolean supp.

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Currently bpmp loses access to the relevant registers when secmon or exosphere is launched.

This change provides support for all firmwares and properly sanitizes the display.
This commit is contained in:
Kostas Missos
2018-08-13 12:12:53 +03:00
parent e5abdd938e
commit 6b8887b5d8
15 changed files with 83 additions and 86 deletions
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24
bootloader/gfx/di.c
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@@ -137,18 +137,16 @@ void display_init()
exec_cfg((u32 *)DISPLAY_A_BASE, _display_config_11, 113);
}
void display_backlight(u8 enable)
void display_backlight(bool enable)
{
gpio_write(GPIO_PORT_V, GPIO_PIN_0, enable ? GPIO_HIGH : GPIO_LOW); // Backlight PWM.
}
void display_end()
{
display_backlight(0);
display_backlight(false);
//TODO: figure out why this freezes.
/*DSI(_DSIREG(DSI_VIDEO_MODE_CONTROL)) = 1;
DSI(_DSIREG(DSI_VIDEO_MODE_CONTROL)) = 1;
DSI(_DSIREG(DSI_WR_DATA)) = 0x2805;
u32 end = HOST1X(0x30A4) + 5;
@@ -171,17 +169,17 @@ void display_end()
usleep(50000);
//gpio_write(GPIO_PORT_V, GPIO_PIN_2, GPIO_LOW); //Backlight Reset disable.
gpio_write(GPIO_PORT_V, GPIO_PIN_2, GPIO_LOW); //Backlight Reset disable.
//usleep(10000);
usleep(10000);
//gpio_write(GPIO_PORT_I, GPIO_PIN_1, GPIO_LOW); //Backlight -5V disable.
gpio_write(GPIO_PORT_I, GPIO_PIN_1, GPIO_LOW); //Backlight -5V disable.
//usleep(10000);
usleep(10000);
//gpio_write(GPIO_PORT_I, GPIO_PIN_0, GPIO_LOW); //Backlight +5V disable.
gpio_write(GPIO_PORT_I, GPIO_PIN_0, GPIO_LOW); //Backlight +5V disable.
//usleep(10000);
usleep(10000);
//Disable clocks.
CLOCK(CLK_RST_CONTROLLER_RST_DEV_H_SET) = 0x1010000;
@@ -190,7 +188,7 @@ void display_end()
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_L_CLR) = 0x18000000;
DSI(_DSIREG(DSI_PAD_CONTROL_0)) = DSI_PAD_CONTROL_VS1_PULLDN_CLK | DSI_PAD_CONTROL_VS1_PULLDN(0xF) | DSI_PAD_CONTROL_VS1_PDIO_CLK | DSI_PAD_CONTROL_VS1_PDIO(0xF);
DSI(_DSIREG(DSI_POWER_CONTROL)) = 0;*/
DSI(_DSIREG(DSI_POWER_CONTROL)) = 0;
gpio_config(GPIO_PORT_V, GPIO_PIN_0, GPIO_MODE_SPIO); // Backlight PWM.
@@ -211,7 +209,7 @@ void display_color_screen(u32 color)
usleep(35000);
display_backlight(1);
display_backlight(true);
}
u32 *display_init_framebuffer()