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Add docs, touch all linker fragments

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This commit is contained in:
James Munns 2023-11-19 23:09:53 +01:00
parent 30424d83ff
commit f3c77e59c4
3 changed files with 38 additions and 2 deletions
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14
examples/boot/application/rp/memory.x
View file

@ -5,7 +5,19 @@ MEMORY
BOOTLOADER_STATE : ORIGIN = 0x10006000, LENGTH = 4K
FLASH : ORIGIN = 0x10007000, LENGTH = 512K
DFU : ORIGIN = 0x10087000, LENGTH = 516K
RAM : ORIGIN = 0x20000000, LENGTH = 256K
/* Pick one of the two options for RAM layout */
/* OPTION A: Use all RAM banks as one big block */
/* Reasonable, unless you are doing something */
/* really particular with DMA or other concurrent */
/* access that would benefit from striping */
RAM : ORIGIN = 0x20000000, LENGTH = 264K
/* OPTION B: Keep the unstriped sections separate */
/* RAM: ORIGIN = 0x20000000, LENGTH = 256K */
/* SCRATCH_A: ORIGIN = 0x20040000, LENGTH = 4K */
/* SCRATCH_B: ORIGIN = 0x20041000, LENGTH = 4K */
}
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE) - ORIGIN(BOOT2);

14
examples/boot/bootloader/rp/memory.x
View file

@ -6,7 +6,19 @@ MEMORY
BOOTLOADER_STATE : ORIGIN = 0x10006000, LENGTH = 4K
ACTIVE : ORIGIN = 0x10007000, LENGTH = 512K
DFU : ORIGIN = 0x10087000, LENGTH = 516K
RAM : ORIGIN = 0x20000000, LENGTH = 256K
/* Pick one of the two options for RAM layout */
/* OPTION A: Use all RAM banks as one big block */
/* Reasonable, unless you are doing something */
/* really particular with DMA or other concurrent */
/* access that would benefit from striping */
RAM : ORIGIN = 0x20000000, LENGTH = 264K
/* OPTION B: Keep the unstriped sections separate */
/* RAM: ORIGIN = 0x20000000, LENGTH = 256K */
/* SCRATCH_A: ORIGIN = 0x20040000, LENGTH = 4K */
/* SCRATCH_B: ORIGIN = 0x20041000, LENGTH = 4K */
}
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE) - ORIGIN(BOOT2);

12
examples/rp/memory.x
View file

@ -1,5 +1,17 @@
MEMORY {
BOOT2 : ORIGIN = 0x10000000, LENGTH = 0x100
FLASH : ORIGIN = 0x10000100, LENGTH = 2048K - 0x100
/* Pick one of the two options for RAM layout */
/* OPTION A: Use all RAM banks as one big block */
/* Reasonable, unless you are doing something */
/* really particular with DMA or other concurrent */
/* access that would benefit from striping */
RAM : ORIGIN = 0x20000000, LENGTH = 264K
/* OPTION B: Keep the unstriped sections separate */
/* RAM: ORIGIN = 0x20000000, LENGTH = 256K */
/* SCRATCH_A: ORIGIN = 0x20040000, LENGTH = 4K */
/* SCRATCH_B: ORIGIN = 0x20041000, LENGTH = 4K */
}