Nick, Sorry for the delay in responding.
I'm staring at the manual for the ca91c142 and the relevant bits in the VSIx_CTL registers definitely need to be set to 0 for A16, likewise with the LM_CTL register. The pattern (3<<16) would enable one of the "reserved" address spaces.
Martyn On 12/06/14 15:33, nick wrote:
Here is the fixed patch. Having issues with using Thunderbird so just used Evolution for now. Nick --- drivers/vme/bridges/vme_ca91cx42.h.orig 2014-06-11 22:50:29.339671939 -0400 +++ drivers/vme/bridges/vme_ca91cx42.h 2014-06-11 23:15:36.027685173 -0400 Fixes bug issues with wrong bus width in if statments in vme_ca91cx42.c Signed-off-by: Nicholas Krause <nickkra...@sympatico.ca> @@ -526,7 +526,7 @@ static const int CA91CX42_LINT_LM[] = { #define CA91CX42_VSI_CTL_SUPER_SUPR (1<<21) #define CA91CX42_VSI_CTL_VAS_M (7<<16) -#define CA91CX42_VSI_CTL_VAS_A16 0 +#define CA91CX42_VSI_CTL_VAS_A16 (3<<16) #define CA91CX42_VSI_CTL_VAS_A24 (1<<16) #define CA91CX42_VSI_CTL_VAS_A32 (1<<17) #define CA91CX42_VSI_CTL_VAS_USER1 (3<<17) @@ -549,7 +549,7 @@ static const int CA91CX42_LINT_LM[] = { #define CA91CX42_LM_CTL_SUPR (1<<21) #define CA91CX42_LM_CTL_NPRIV (1<<20) #define CA91CX42_LM_CTL_AS_M (5<<16) -#define CA91CX42_LM_CTL_AS_A16 0 +#define CA91CX42_LM_CTL_AS_A16 (3<<16) #define CA91CX42_LM_CTL_AS_A24 (1<<16) #define CA91CX42_LM_CTL_AS_A32 (1<<17)
-- Martyn Welch (Lead Software Engineer) | Registered in England and Wales GE Intelligent Platforms | (3828642) at 100 Barbirolli Square T +44(0)1327322748 | Manchester, M2 3AB E martyn.we...@ge.com | VAT:GB 927559189 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/