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LZ77 firwmare decompression for new Mikrotik devices (#923)

This commit is contained in:
Tim Wilkinson 2023-09-02 00:15:34 -07:00 committed by GitHub
parent 8dadc9cd2a
commit 4ff51fa604
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 6 additions and 17 deletions
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22
patches/010-lz77-decompression-support.patch
View File

@ -2,13 +2,12 @@ diff --git a/target/linux/generic/files/drivers/platform/mikrotik/Makefile b/tar
index a232e1a9e8488..2e1ab3dcf44c0 100644
--- a/target/linux/generic/files/drivers/platform/mikrotik/Makefile
+++ b/target/linux/generic/files/drivers/platform/mikrotik/Makefile
@@ -2,3 +2,6 @@
@@ -1,4 +1,4 @@
#
# Makefile for MikroTik RouterBoard platform specific drivers
#
obj-$(CONFIG_MIKROTIK_RB_SYSFS) += routerboot.o rb_hardconfig.o rb_softconfig.o
+ifneq ($(filter y,$(CONFIG_CPU_LITTLE_ENDIAN) $(CONFIG_ARCH_IPQ40XX)),)
+obj-y += rb_hardconfig_lz77.o
+endif
-obj-$(CONFIG_MIKROTIK_RB_SYSFS) += routerboot.o rb_hardconfig.o rb_softconfig.o
+obj-$(CONFIG_MIKROTIK_RB_SYSFS) += routerboot.o rb_hardconfig.o rb_softconfig.o rb_hardconfig_lz77.o
diff --git a/target/linux/generic/files/drivers/platform/mikrotik/rb_hardconfig.c b/target/linux/generic/files/drivers/platform/mikrotik/rb_hardconfig.c
index bd0469d5e8385..83ba74341c8f9 100644
--- a/target/linux/generic/files/drivers/platform/mikrotik/rb_hardconfig.c
@ -550,7 +549,7 @@ new file mode 100644
index 0000000000000..50d19f54b3618
--- /dev/null
+++ b/target/linux/generic/files/drivers/platform/mikrotik/rb_hardconfig_lz77.h
@@ -0,0 +1,36 @@
@@ -0,0 +1,25 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2023 John Thomson
@ -571,22 +570,11 @@ index 0000000000000..50d19f54b3618
+ */
+#define LZ77_MK_MAX_COUNT_BIT_LEN 27
+
+#if defined(CONFIG_CPU_LITTLE_ENDIAN) || defined(CONFIG_ARCH_IPQ40XX)
+int lz77_mikrotik_wlan_decompress(
+ const unsigned char *in,
+ size_t in_len,
+ unsigned char *out,
+ size_t *out_len);
+#else
+static inline int lz77_mikrotik_wlan_decompress(
+ const unsigned char *in,
+ size_t in_len,
+ unsigned char *out,
+ size_t *out_len)
+{
+ return -EOPNOTSUPP;
+}
+#endif /* defined(CONFIG_CPU_LITTLE_ENDIAN) || defined(CONFIG_ARCH_IPQ40XX) */
diff --git a/target/linux/generic/files/drivers/platform/mikrotik/routerboot.h b/target/linux/generic/files/drivers/platform/mikrotik/routerboot.h
index e858a524af43f..91693d8985226 100644
--- a/target/linux/generic/files/drivers/platform/mikrotik/routerboot.h

1
patches/series
View File

@ -2,6 +2,7 @@
001-ath79-cpe220v3-sysupgrade-supported.patch
001-ath79-reverse-wpad-basic-wolfssl.patch
006-rocket-m-flash-fix.patch
010-lz77-decompression-support.patch
100-remove-rcbutton-reset.patch
701-ath9k-reset.patch
701-extended-spectrum.patch