linux-kernel - [PATCH 2/3] ARM: zynq: make use of debug_ll_io

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <8aa73cfc61db3e516713e31a79ed38b03cf77e96.1353349191.git.josh.cartwright@ni.com>
Date:	Mon, 19 Nov 2012 10:16:01 -0600
From:	Josh Cartwright <josh.cartwright@...com>
To:	Michal Simek <michal.simek@...inx.com>, arm@...nel.org
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] ARM: zynq: make use of debug_ll_io_init()

Convert low-level debugging routines to make use of debug_ll_io_init().
This is part of the preparation for ARCH_MULTIPLATFORM support for Zynq.

Signed-off-by: Josh Cartwright <josh.cartwright@...com>
---
 arch/arm/Kconfig.debug                             |  1 +
 .../mach/debug-macro.S => include/debug/zynq.S}    |  3 +--
 arch/arm/mach-zynq/common.c                        | 25 ++++++----------------
 3 files changed, 9 insertions(+), 20 deletions(-)
 rename arch/arm/{mach-zynq/include/mach/debug-macro.S => include/debug/zynq.S} (94%)

diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 7754d51..d6bdad2 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -435,6 +435,7 @@ config DEBUG_LL_INCLUDE
 	default "debug/socfpga.S" if DEBUG_SOCFPGA_UART
 	default "debug/vexpress.S" if DEBUG_VEXPRESS_UART0_DETECT || \
 		DEBUG_VEXPRESS_UART0_CA9 || DEBUG_VEXPRESS_UART0_RS1
+	default "debug/zynq.S" if DEBUG_ZYNQ_UART0 || DEBUG_ZYNQ_UART1
 	default "mach/debug-macro.S"
 
 config EARLY_PRINTK
diff --git a/arch/arm/mach-zynq/include/mach/debug-macro.S b/arch/arm/include/debug/zynq.S
similarity index 94%
rename from arch/arm/mach-zynq/include/mach/debug-macro.S
rename to arch/arm/include/debug/zynq.S
index 3ab0be1..08aed97 100644
--- a/arch/arm/mach-zynq/include/mach/debug-macro.S
+++ b/arch/arm/include/debug/zynq.S
@@ -1,5 +1,4 @@
-/* arch/arm/mach-zynq/include/mach/debug-macro.S
- *
+/*
  * Debugging macro include header
  *
  *  Copyright (C) 2011 Xilinx
diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c
index 2202f67..a2f48da 100644
--- a/arch/arm/mach-zynq/common.c
+++ b/arch/arm/mach-zynq/common.c
@@ -72,23 +72,11 @@ static void __init xilinx_irq_init(void)
  * running include the GIC, UART and Timer Counter.
  */
 
-static struct map_desc io_desc[] __initdata = {
-	{
-		.virtual	= SCU_PERIPH_VIRT,
-		.pfn		= __phys_to_pfn(SCU_PERIPH_PHYS),
-		.length		= SCU_PERIPH_SIZE,
-		.type		= MT_DEVICE,
-	},
-
-#ifdef CONFIG_DEBUG_LL
-	{
-		.virtual	= LL_UART_VADDR,
-		.pfn		= __phys_to_pfn(LL_UART_PADDR),
-		.length		= UART_SIZE,
-		.type		= MT_DEVICE,
-	},
-#endif
-
+static struct map_desc scu_desc __initdata = {
+	.virtual	= SCU_PERIPH_VIRT,
+	.pfn		= __phys_to_pfn(SCU_PERIPH_PHYS),
+	.length		= SCU_PERIPH_SIZE,
+	.type		= MT_DEVICE,
 };
 
 static void __init xilinx_zynq_timer_init(void)
@@ -117,7 +105,8 @@ static struct sys_timer xttcpss_sys_timer = {
  */
 static void __init xilinx_map_io(void)
 {
-	iotable_init(io_desc, ARRAY_SIZE(io_desc));
+	debug_ll_io_init();
+	iotable_init(&scu_desc, 1);
 }
 
 static const char *xilinx_dt_match[] = {
-- 
1.8.0


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/