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code_relocation_nocopy sample for stm32h7b3i_dk ospi mapped NOR #1

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code_relocation_nocopy sample for stm32h7b3i_dk ospi mapped NOR #1

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4ccc671
drivers: flash: stm32 flash driver has a STM32_XIP config
FRASTM Aug 2, 2023
4125b27
drivers: flash: stm32 ospi drivers with Memorymapped mode
FRASTM Jun 1, 2023
7a48812
drivers: flash: stm32 ospi driver function to check memorymapped
FRASTM Aug 7, 2023
1808443
drivers: flash: stm32 ospi flash driver get base address from DTS
FRASTM Sep 6, 2023
efdb29d
soc: arm: stm32u5 device with DCACHE for writing to NOR flash
FRASTM Sep 6, 2023
f22d698
boards: arm: stm32u585 disco kit for XiP on external octoflash
FRASTM Aug 31, 2023
8d9a738
soc: arm: stm32h7 defining a mpu region for the external NOR flash
FRASTM Jul 26, 2023
4d5ce43
dts: arm: stm32h7 has a mpu node for the external nor flash
FRASTM Sep 15, 2023
2341814
boards: arm: stm32h7b3 disco kit for XiP on external octoflash
FRASTM Sep 4, 2023
3f1c537
boards: arm: stm32h735 disco kit for XiP on external octoflash
FRASTM Sep 15, 2023
16667b8
stm32h7b3i support for code relocation sample, xip and rodata support
ajhemphill91 Sep 15, 2023
ca2fad2
conf file
ajhemphill91 Sep 15, 2023
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11 changes: 6 additions & 5 deletions boards/arm/b_u585i_iot02a/b_u585i_iot02a-common.dtsi
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Original file line number Diff line number Diff line change
Expand Up @@ -131,11 +131,10 @@

status = "okay";

mx25lm51245: ospi-nor-flash@0 {
mx25lm51245: ospi-nor-flash@70000000 {
compatible = "st,stm32-ospi-nor";
reg = <0>;
reg = <0x70000000 DT_SIZE_M(64)>; /* 512 Mbits */
ospi-max-frequency = <DT_FREQ_M(50)>;
size = <DT_SIZE_M(512)>; /* 64 MBytes */
spi-bus-width = <OSPI_OPI_MODE>;
data-rate = <OSPI_DTR_TRANSFER>;
four-byte-opcodes;
Expand All @@ -146,8 +145,10 @@
#address-cells = <1>;
#size-cells = <1>;

partition@0 {
reg = <0x00000000 DT_SIZE_M(64)>;
/* put image at offset 0 in slot1 */
slot1_partition:partition@0 {
label = "nor";
reg = <0x00000000 DT_SIZE_M(32)>;
};
};
};
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8 changes: 3 additions & 5 deletions boards/arm/b_u585i_iot02a/b_u585i_iot02a.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,8 @@
zephyr,shell-uart = &usart1;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
zephyr,code-partition = &slot0_partition;
zephyr,code-partition = &slot1_partition;
zephyr,flash-controller = &mx25lm51245;
};

aliases {
Expand Down Expand Up @@ -45,10 +46,7 @@
label = "image-0";
reg = <0x00010000 DT_SIZE_K(416)>;
};
slot1_partition: partition@78000 {
label = "image-1";
reg = <0x00078000 DT_SIZE_K(416)>;
};

scratch_partition: partition@e0000 {
label = "image-scratch";
reg = <0x000e0000 DT_SIZE_K(64)>;
Expand Down
1 change: 0 additions & 1 deletion boards/arm/b_u585i_iot02a/board.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,6 @@ if(CONFIG_BUILD_WITH_TFM)
endif()
endif()

board_runner_args(stm32cubeprogrammer "--erase" "--port=swd" "--reset-mode=hw")
board_runner_args(stm32cubeprogrammer "--port=swd" "--reset-mode=hw")

board_runner_args(openocd "--tcl-port=6666")
Expand Down
33 changes: 29 additions & 4 deletions boards/arm/stm32h735g_disco/stm32h735g_disco.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,9 @@
zephyr,shell-uart = &usart3;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
zephyr,flash-controller = &mx25lm51245;
zephyr,code-partition = &slot1_partition;

};

leds {
Expand Down Expand Up @@ -143,6 +146,28 @@
cd-gpios = <&gpiof 5 GPIO_ACTIVE_LOW>;
};

&flash0 {
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;

boot_partition: partition@0 {
label = "mcuboot";
reg = <0x00000000 DT_SIZE_K(64)>;
};
/* Set 2KB of storage at the end of first 1MB flash */
slot0_partition: partition@10000 {
label = "image-0";
reg = <0x00010000 DT_SIZE_K(416)>;
};
storage_partition: partition@ff800 {
label = "storage";
reg = <0x000ff800 DT_SIZE_K(2)>;
};
};
};

&octospi1 {
pinctrl-0 = <&octospim_p1_clk_pf10 &octospim_p1_ncs_pg6
&octospim_p1_io0_pd11 &octospim_p1_io1_pd12
Expand All @@ -156,9 +181,8 @@

mx25lm51245: ospi-nor-flash@0 {
compatible = "st,stm32-ospi-nor";
reg = <0>;
reg = <0x90000000 DT_SIZE_M(64)>; /* 512 Mbits */
ospi-max-frequency = <DT_FREQ_M(50)>;
size = <DT_SIZE_M(512)>; /* 64 MBytes */
spi-bus-width = <OSPI_OPI_MODE>;
data-rate = <OSPI_DTR_TRANSFER>;
status = "okay";
Expand All @@ -168,9 +192,10 @@
#address-cells = <1>;
#size-cells = <1>;

partition@0 {
/* put image at offset 0 in slot1 */
slot1_partition:partition@0 {
label = "nor";
reg = <0x00000000 DT_SIZE_M(4)>;
reg = <0x00000000 DT_SIZE_M(32)>;
};
};
};
Expand Down
50 changes: 37 additions & 13 deletions boards/arm/stm32h7b3i_dk/stm32h7b3i_dk.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,8 @@
zephyr,flash = &flash0;
zephyr,display = &ltdc;
zephyr,canbus = &fdcan1;
zephyr,flash-controller = &mx25lm51245;
zephyr,code-partition = &slot1_partition;
};

leds {
Expand Down Expand Up @@ -239,6 +241,35 @@
def-back-color-blue = <0xFF>;
};

&flash0 {
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;

boot_partition: partition@0 {
label = "mcuboot";
reg = <0x00000000 DT_SIZE_K(64)>;
read-only;
};

/*
* The flash starting at offset 0x10000 and ending at
* offset 0x1ffff is reserved for use by the application.
*/

slot0_partition: partition@10000 {
label = "image-0";
reg = <0x00010000 DT_SIZE_K(864)>;
};

scratch_partition: partition@f8000 {
label = "image-scratch";
reg = <0x000F8000 DT_SIZE_K(16)>;
};
};
};

&octospi1 {
pinctrl-0 = <&octospim_p1_clk_pb2 &octospim_p1_ncs_pg6
&octospim_p1_io0_pd11 &octospim_p1_io1_pf9
Expand All @@ -250,31 +281,24 @@

status = "okay";

mx25lm51245: ospi-nor-flash@0 {
mx25lm51245: ospi-nor-flash@90000000 {
compatible = "st,stm32-ospi-nor";
reg = <0>;
reg = <0x90000000 DT_SIZE_M(64)>; /* 512 Megabits */
ospi-max-frequency = <DT_FREQ_M(50)>;
size = <DT_SIZE_M(512)>; /* 512 Megabits */
spi-bus-width = <OSPI_OPI_MODE>;
data-rate = <OSPI_DTR_TRANSFER>;
status = "okay";
sfdp-bfp = [
53 46 44 50 06 01 02 ff
00 06 01 10 30 00 00 ff
C2 00 01 04 10 01 00 ff
84 00 01 02 C0 00 00 ff
00 00 00 00
];

partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;

partition@0 {
/* put image at offset 0 in slot1 */
slot1_partition:partition@0 {
label = "nor";
reg = <0x00000000 DT_SIZE_M(4)>;
};
reg = <0x00000000 DT_SIZE_M(32)>;
};
};
};
};
7 changes: 7 additions & 0 deletions boards/arm/stm32h7b3i_dk/support/openocd.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -20,3 +20,10 @@ set CORE_RESET 0

source [find target/stm32h7x.cfg]

# Due to the use of connect_assert_srst, running gdb requires
# to reset halt just after openocd init.
rename init old_init
proc init {} {
old_init
reset halt
}
7 changes: 7 additions & 0 deletions drivers/flash/Kconfig.stm32
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Original file line number Diff line number Diff line change
Expand Up @@ -70,4 +70,11 @@ config FLASH_STM32_BLOCK_REGISTERS
registers improves system security, because flash content (or
protection settings) can't be changed even when exploit was found.

config STM32_XIP
bool "NOR Flash in MemoryMapped for XiP"
depends on XIP
help
This option enables the XIP mode for the external NOR flash
mounted on STM32 boards.

endif # SOC_FLASH_STM32
1 change: 1 addition & 0 deletions drivers/flash/Kconfig.stm32_ospi
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,7 @@ config FLASH_STM32_OSPI
select FLASH_JESD216
select FLASH_PAGE_LAYOUT
select FLASH_HAS_PAGE_LAYOUT
select STM32_XIP
select DMA if $(DT_STM32_OCTOSPI_1_HAS_DMA) || $(DT_STM32_OCTOSPI_2_HAS_DMA)
select USE_STM32_HAL_DMA if $(DT_STM32_OCTOSPI_1_HAS_DMA) || \
$(DT_STM32_OCTOSPI_2_HAS_DMA)
Expand Down
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