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feat(core): support 16bit i8080 display bus

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This commit is contained in:
tychovrahe 2023-04-03 13:37:31 +02:00 committed by TychoVrahe
parent f403b4c511
commit 0c5db05357
6 changed files with 60 additions and 10 deletions
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2
core/embed/rust/Cargo.toml
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@ -21,6 +21,8 @@ button = []
touch = []
clippy = []
jpeg = []
disp_i8080_8bit_dw = [] # write pixels directly to peripheral
disp_i8080_16bit_dw = [] # write pixels directly to peripheral
debug = ["ui_debug"]
sbu = []
sd_card = []

12
core/embed/rust/src/trezorhal/display.rs
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@ -104,7 +104,15 @@ pub fn bar_radius_buffer(x: i16, y: i16, w: i16, h: i16, radius: u8, buffer: &mu
}
#[inline(always)]
#[cfg(all(feature = "model_tt", target_arch = "arm"))]
#[cfg(all(feature = "disp_i8080_16bit_dw", not(feature = "disp_i8080_8bit_dw")))]
pub fn pixeldata(c: u16) {
unsafe {
ffi::DISPLAY_DATA_ADDRESS.write_volatile(c);
}
}
#[inline(always)]
#[cfg(feature = "disp_i8080_8bit_dw")]
pub fn pixeldata(c: u16) {
unsafe {
ffi::DISPLAY_DATA_ADDRESS.write_volatile((c & 0xff) as u8);
@ -113,7 +121,7 @@ pub fn pixeldata(c: u16) {
}
#[inline(always)]
#[cfg(not(all(feature = "model_tt", target_arch = "arm")))]
#[cfg(not(any(feature = "disp_i8080_16bit_dw", feature = "disp_i8080_8bit_dw")))]
pub fn pixeldata(c: u16) {
unsafe {
ffi::display_pixeldata(c);

1
core/embed/trezorhal/boards/trezor_t.h
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@ -5,6 +5,7 @@
#define USE_I2C 1
#define USE_TOUCH 1
#define USE_SBU 1
#define USE_DISP_I8080_8BIT_DW 1
#include "displays/st7789v.h"

37
core/embed/trezorhal/displays/st7789v.c
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@ -21,6 +21,7 @@
#include TREZOR_BOARD
#include "display_interface.h"
#include "memzero.h"
#include "st7789v.h"
#include STM32_HAL_H
// using const volatile instead of #define results in binaries that change
@ -32,13 +33,17 @@ const volatile uint8_t DISPLAY_ST7789V_INVERT_COLORS = 0;
// FSMC/FMC Bank 1 - NOR/PSRAM 1
#define DISPLAY_MEMORY_BASE 0x60000000
#define DISPLAY_MEMORY_PIN 16
#ifdef USE_DISP_I8080_16BIT_DW
#define DISPLAY_ADDR_SHIFT 2
#elif USE_DISP_I8080_8BIT_DW
#define DISPLAY_ADDR_SHIFT 1
#endif
__IO uint8_t *const DISPLAY_CMD_ADDRESS =
(__IO uint8_t *const)((uint32_t)DISPLAY_MEMORY_BASE);
__IO uint8_t *const DISPLAY_DATA_ADDRESS =
(__IO uint8_t *const)((uint32_t)DISPLAY_MEMORY_BASE |
(1 << DISPLAY_MEMORY_PIN));
__IO DISP_MEM_TYPE *const DISPLAY_CMD_ADDRESS =
(__IO DISP_MEM_TYPE *const)((uint32_t)DISPLAY_MEMORY_BASE);
__IO DISP_MEM_TYPE *const DISPLAY_DATA_ADDRESS =
(__IO DISP_MEM_TYPE *const)((uint32_t)DISPLAY_MEMORY_BASE |
(DISPLAY_ADDR_SHIFT << DISPLAY_MEMORY_PIN));
#define LED_PWM_TIM_PERIOD \
(255) // little less than 4kHz with PSC = (SystemCoreClock / 1000000) - 1)
#define LED_PWM_SLOW_TIM_PERIOD \
@ -526,7 +531,12 @@ void display_setup_fmc(void) {
external_display_data_sram.Init.NSBank = FMC_NORSRAM_BANK1;
external_display_data_sram.Init.DataAddressMux = FMC_DATA_ADDRESS_MUX_DISABLE;
external_display_data_sram.Init.MemoryType = FMC_MEMORY_TYPE_SRAM;
#ifdef USE_DISP_I8080_16BIT_DW
external_display_data_sram.Init.MemoryDataWidth =
FMC_NORSRAM_MEM_BUS_WIDTH_16;
#elif USE_DISP_I8080_8BIT_DW
external_display_data_sram.Init.MemoryDataWidth = FMC_NORSRAM_MEM_BUS_WIDTH_8;
#endif
external_display_data_sram.Init.BurstAccessMode =
FMC_BURST_ACCESS_MODE_DISABLE;
external_display_data_sram.Init.WaitSignalPolarity =
@ -559,6 +569,9 @@ void display_setup_fmc(void) {
void display_init(void) {
// init peripherals
__HAL_RCC_GPIOE_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_TIM1_CLK_ENABLE();
__HAL_RCC_FMC_CLK_ENABLE();
@ -631,6 +644,18 @@ void display_init(void) {
// LCD_D4/PE7 LCD_D5/PE8 LCD_D6/PE9 LCD_D7/PE10
GPIO_InitStructure.Pin = GPIO_PIN_7 | GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10;
HAL_GPIO_Init(GPIOE, &GPIO_InitStructure);
#ifdef USE_DISP_I8080_16BIT_DW
// LCD_D8/PE11 LCD_D9/PE12 LCD_D10/PE13 LCD_D11/PE14
GPIO_InitStructure.Pin =
GPIO_PIN_11 | GPIO_PIN_12 | GPIO_PIN_13 | GPIO_PIN_14;
HAL_GPIO_Init(GPIOE, &GPIO_InitStructure);
// LCD_D12/PE15
GPIO_InitStructure.Pin = GPIO_PIN_15;
HAL_GPIO_Init(GPIOE, &GPIO_InitStructure);
// LCD_D13/PD8 LCD_D14/PD9 LCD_D15/PD10
GPIO_InitStructure.Pin = GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10;
HAL_GPIO_Init(GPIOD, &GPIO_InitStructure);
#endif
display_setup_fmc();

17
core/embed/trezorhal/displays/st7789v.h
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@ -10,14 +10,27 @@
#define DISPLAY_RESY 240
#define TREZOR_FONT_BPP 4
extern __IO uint8_t *const DISPLAY_CMD_ADDRESS;
extern __IO uint8_t *const DISPLAY_DATA_ADDRESS;
#ifdef USE_DISP_I8080_16BIT_DW
#define DISP_MEM_TYPE uint16_t
#elif USE_DISP_I8080_8BIT_DW
#define DISP_MEM_TYPE uint8_t
#else
#error "Unsupported display interface"
#endif
extern __IO DISP_MEM_TYPE *const DISPLAY_CMD_ADDRESS;
extern __IO DISP_MEM_TYPE *const DISPLAY_DATA_ADDRESS;
#define CMD(X) (*DISPLAY_CMD_ADDRESS = (X))
#define DATA(X) (*DISPLAY_DATA_ADDRESS = (X))
#ifdef USE_DISP_I8080_16BIT_DW
#define PIXELDATA(X) DATA(X)
#elif USE_DISP_I8080_8BIT_DW
#define PIXELDATA(X) \
DATA((X)&0xFF); \
DATA((X) >> 8)
#endif
void display_set_little_endian(void);
void display_set_big_endian(void);

1
core/site_scons/boards/trezor_t.py
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@ -7,6 +7,7 @@ def configure(env, features_wanted, defines, sources):
display = 'st7789v.c'
hw_model = get_hw_model_as_number('T2T1')
hw_revision = 0
features_available.append("disp_i8080_8bit_dw")
defines += [f'TREZOR_BOARD=\\"boards/{board}\\"', ]
defines += [f'HW_MODEL={hw_model}', ]