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Initial RAM Disk

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This commit is contained in:
Lee Lup Yuen 2023-07-21 16:30:00 +08:00
parent 289ff4b42b
commit 02e1b73fdf
1 changed files with 4 additions and 2 deletions
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6
README.md
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@ -3003,10 +3003,10 @@ MEMORY
{
...
/* Added RAM Disk */
ramdisk (rwx) : ORIGIN = 0x80800000, LENGTH = 4096K /* w/ cache */
ramdisk (rwx) : ORIGIN = 0x80800000, LENGTH = 16M /* w/ cache */
/* This won't work, crashes with a Memory Mgmt Fault...
ramdisk (rwx) : ORIGIN = 0x84000000, LENGTH = 4096K */ /* w/ cache */
ramdisk (rwx) : ORIGIN = 0x84000000, LENGTH = 16M */ /* w/ cache */
}
/* Added RAM Disk */
@ -3024,6 +3024,8 @@ __ramdisk_size = LENGTH(ramdisk);
__ramdisk_end = ORIGIN(ramdisk) + LENGTH(ramdisk);
```
(We increased RAM Disk Memory from 4 MB to 16 MB because our RAM Disk is now bigger)
At Startup, we mount the RAM Disk: [qemu_rv_appinit.c](https://github.com/lupyuen2/wip-pinephone-nuttx/blob/ramdisk/boards/risc-v/qemu-rv/rv-virt/src/qemu_rv_appinit.c#L83C1-L179C2)
```c