From: sdliyong@gmail.com (Yong Li)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: OMAP2+: allow DEBUG_UNCOMPRESS for OMAP2+
Date: Tue, 29 Dec 2015 12:09:19 +0800 [thread overview]
Message-ID: <1451362159-27910-1-git-send-email-sdliyong@gmail.com> (raw)
Based on the below
commit ae3c99a26c60 ("ARM: 7806/1: allow DEBUG_UNCOMPRESS for Tegra"),
change the .data section to .text section,
to enable DEBUG_UNCOMPRESS for OMAP2+ platforms
Tested okay using BeagleBone Black
Signed-off-by: Yong Li <sdliyong@gmail.com>
---
arch/arm/Kconfig.debug | 2 +-
arch/arm/include/debug/omap2plus.S | 13 ++++++++++---
2 files changed, 11 insertions(+), 4 deletions(-)
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 259c0ca..e5ae36a 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -1596,7 +1596,7 @@ config DEBUG_UART_8250_FLOW_CONTROL
config DEBUG_UNCOMPRESS
bool
depends on ARCH_MULTIPLATFORM || PLAT_SAMSUNG || ARM_SINGLE_ARMV7M
- default y if DEBUG_LL && !DEBUG_OMAP2PLUS_UART && \
+ default y if DEBUG_LL && (!DEBUG_OMAP2PLUS_UART || !ZBOOT_ROM) && \
(!DEBUG_TEGRA_UART || !ZBOOT_ROM)
help
This option influences the normal decompressor output for
diff --git a/arch/arm/include/debug/omap2plus.S b/arch/arm/include/debug/omap2plus.S
index 6d867ae..12421f9 100644
--- a/arch/arm/include/debug/omap2plus.S
+++ b/arch/arm/include/debug/omap2plus.S
@@ -58,11 +58,18 @@
#define UART_OFFSET(addr) ((addr) & 0x00ffffff)
+#if defined(ZIMAGE)
+ omap_uart_phys: .word 0
+ omap_uart_virt: .word 0
+ omap_uart_lsr: .word 0
+#else
+
.pushsection .data
-omap_uart_phys: .word 0
-omap_uart_virt: .word 0
-omap_uart_lsr: .word 0
+ omap_uart_phys: .word 0
+ omap_uart_virt: .word 0
+ omap_uart_lsr: .word 0
.popsection
+#endif
.macro addruart, rp, rv, tmp
--
2.1.4
next reply other threads:[~2015-12-29 4:09 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-29 4:09 Yong Li [this message]
2016-02-19 18:02 ` [PATCH] ARM: OMAP2+: allow DEBUG_UNCOMPRESS for OMAP2+ Tony Lindgren
2016-02-21 12:19 ` LIYONG
2016-02-21 15:34 ` Tony Lindgren
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