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[DNM] llext: test loader storage types #9909

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[DNM] llext: test loader storage types #9909

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7ae656e
[DNM] west.yml: use private fork of Zephyr with new LLEXT API
pillo79 Sep 11, 2024
839d94d
[DNM] load volume with llext
pillo79 Feb 24, 2025
d8d6b1c
[DNM] add debug prints
pillo79 Feb 26, 2025
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1 change: 1 addition & 0 deletions app/boards/intel_adsp_ace20_lnl.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@ CONFIG_COMP_KPB=y
CONFIG_COMP_TESTER=m
CONFIG_COMP_SRC_IPC4_FULL_MATRIX=y
CONFIG_COMP_UP_DOWN_MIXER=y
CONFIG_COMP_VOLUME=m
CONFIG_COMP_VOLUME_WINDOWS_FADE=y
CONFIG_FORMAT_CONVERT_HIFI3=n
CONFIG_PCM_CONVERTER_FORMAT_S16_C16_AND_S16_C32=y
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27 changes: 18 additions & 9 deletions src/library_manager/llext_manager.c
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Expand Up @@ -110,6 +110,10 @@ static int llext_manager_load_data_from_storage(const struct llext_loader *ldr,
(uintptr_t)shdr->sh_addr >= (uintptr_t)vma + size)
continue;

tr_info(&lib_manager_tr, "reg %i: sect %u, %p <- %p, %u", region, i,
(void *)shdr->sh_addr,
(void *)((uintptr_t)region_addr + s_offset), shdr->sh_size);

ret = memcpy_s((__sparse_force void *)shdr->sh_addr, size - s_offset,
(const uint8_t *)region_addr + s_offset, shdr->sh_size);
if (ret < 0)
Expand Down Expand Up @@ -263,6 +267,8 @@ static int llext_manager_link(const char *name,
const elf_shdr_t *hdr;
int ret;

tr_info(&lib_manager_tr, "%s: reloc %i mapped %i", name, !*llext, mctx->mapped);

if (*llext && !mctx->mapped) {
/*
* All module instances have been terminated, so we freed SRAM,
Expand Down Expand Up @@ -297,27 +303,27 @@ static int llext_manager_link(const char *name,
mctx->segment[LIB_MANAGER_TEXT].addr = hdr->sh_addr;
mctx->segment[LIB_MANAGER_TEXT].size = hdr->sh_size;

tr_dbg(&lib_manager_tr, ".text: start: %#lx size %#x",
mctx->segment[LIB_MANAGER_TEXT].addr,
mctx->segment[LIB_MANAGER_TEXT].size);
tr_info(&lib_manager_tr, ".text: start: %#lx size %#x",
mctx->segment[LIB_MANAGER_TEXT].addr,
mctx->segment[LIB_MANAGER_TEXT].size);

/* All read-only data sections */
llext_get_region_info(ldr, *llext, LLEXT_MEM_RODATA, &hdr, NULL, NULL);
mctx->segment[LIB_MANAGER_RODATA].addr = hdr->sh_addr;
mctx->segment[LIB_MANAGER_RODATA].size = hdr->sh_size;

tr_dbg(&lib_manager_tr, ".rodata: start: %#lx size %#x",
mctx->segment[LIB_MANAGER_RODATA].addr,
mctx->segment[LIB_MANAGER_RODATA].size);
tr_info(&lib_manager_tr, ".rodata: start: %#lx size %#x",
mctx->segment[LIB_MANAGER_RODATA].addr,
mctx->segment[LIB_MANAGER_RODATA].size);

/* All writable data sections */
llext_get_region_info(ldr, *llext, LLEXT_MEM_DATA, &hdr, NULL, NULL);
mctx->segment[LIB_MANAGER_DATA].addr = hdr->sh_addr;
mctx->segment[LIB_MANAGER_DATA].size = hdr->sh_size;

tr_dbg(&lib_manager_tr, ".data: start: %#lx size %#x",
mctx->segment[LIB_MANAGER_DATA].addr,
mctx->segment[LIB_MANAGER_DATA].size);
tr_info(&lib_manager_tr, ".data: start: %#lx size %#x",
mctx->segment[LIB_MANAGER_DATA].addr,
mctx->segment[LIB_MANAGER_DATA].size);

/* Writable uninitialized data section */
llext_get_region_info(ldr, *llext, LLEXT_MEM_BSS, &hdr, NULL, NULL);
Expand Down Expand Up @@ -652,6 +658,9 @@ int llext_manager_free_module(const uint32_t component_id)
*/
int ret = llext_unload(&mctx->llext);

tr_info(&lib_manager_tr,
"mod_id: %#x: llext_unload(): %d",
component_id, ret);
if (ret <= 0) {
tr_err(&lib_manager_tr,
"mod_id: %#x: invalid return code from llext_unload(): %d",
Expand Down
6 changes: 4 additions & 2 deletions west.yml
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Expand Up @@ -7,6 +7,8 @@ manifest:
remote: thesofproject

remotes:
- name: pillo79
url-base: https://github.com/pillo79
- name: thesofproject
url-base: https://github.com/thesofproject
- name: zephyrproject
Expand Down Expand Up @@ -43,8 +45,8 @@ manifest:

- name: zephyr
repo-path: zephyr
revision: 218de8dc676c424d81c3402e6262e5e326b84b28
remote: zephyrproject
revision: pr-llext-storage
remote: pillo79

# Import some projects listed in zephyr/west.yml@revision
#
Expand Down
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