arm, arm926ejs: Add option CONFIG_SYS_EXCEPTION_VECTORS_HIGH

The V bit of the c1 register of CP15 should not be cleared on DA850
SoCs since they have no valid memory at 0x00000000. This patch
introduces a configuration option CONFIG_SYS_EXCEPTION_VECTORS_HIGH
that allows setting the correct value for the V bit.

Signed-off-by: Christian Riesch <christian.riesch@omicron.at>
Reported-by: Sughosh Ganu <urwithsughosh@gmail.com>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Tom Rini <trini@ti.com>
Cc: Sughosh Ganu <urwithsughosh@gmail.com>
Cc: Heiko Schocher <hs@denx.de>
This commit is contained in:
Christian Riesch
2012-02-02 00:44:39 +00:00
committed by Albert ARIBAUD
parent da104e04ec
commit b67d8816fd
5 changed files with 15 additions and 1 deletions

View File

@@ -37,6 +37,7 @@
#define CONFIG_ARM926EJS /* arm926ejs CPU core */
#define CONFIG_SOC_DA8XX /* TI DA8xx SoC */
#define CONFIG_SOC_DA850 /* TI DA850 SoC */
#define CONFIG_SYS_EXCEPTION_VECTORS_HIGH
#define CONFIG_SYS_CLK_FREQ clk_get(DAVINCI_ARM_CLKID)
#define CONFIG_SYS_OSCIN_FREQ 24000000
#define CONFIG_SYS_TIMERBASE DAVINCI_TIMER0_BASE

View File

@@ -40,6 +40,7 @@
#define CONFIG_ARM926EJS /* arm926ejs CPU core */
#define CONFIG_SOC_DA8XX /* TI DA8xx SoC */
#define CONFIG_SOC_DA850 /* TI DA850 SoC */
#define CONFIG_SYS_EXCEPTION_VECTORS_HIGH
#define CONFIG_SYS_CLK_FREQ clk_get(DAVINCI_ARM_CLKID)
#define CONFIG_SYS_OSCIN_FREQ 24000000
#define CONFIG_SYS_TIMERBASE DAVINCI_TIMER0_BASE

View File

@@ -35,6 +35,7 @@
#define CONFIG_ARM926EJS /* arm926ejs CPU core */
#define CONFIG_SOC_DA8XX /* TI DA8xx SoC */
#define CONFIG_SOC_DA850 /* TI DA850 SoC */
#define CONFIG_SYS_EXCEPTION_VECTORS_HIGH
#define CONFIG_SYS_CLK_FREQ clk_get(DAVINCI_ARM_CLKID)
#define CONFIG_SYS_OSCIN_FREQ 24000000
#define CONFIG_SYS_TIMERBASE DAVINCI_TIMER0_BASE