On Wed, Jan 28, 2015 at 02:19:50PM +0530, meghanelogal wrote:
> From: meghanelogal <[email protected]>
>
> For VLV and CHT for each register access we need to add base offset of
> 0x180000.
>
> Signed-off-by: meghanelogal <[email protected]>
Nah, vlv/cht have new decoder tools, and skl will have yet another one.
Unfortunately no one unified them yet really. See tools/quick_dump.
-Daniel
> ---
> tools/intel_reg_read.c | 20 ++++++++++++++------
> 1 file changed, 14 insertions(+), 6 deletions(-)
>
> diff --git a/tools/intel_reg_read.c b/tools/intel_reg_read.c
> index 3b91291..c550b02 100644
> --- a/tools/intel_reg_read.c
> +++ b/tools/intel_reg_read.c
> @@ -48,11 +48,13 @@ static void bit_decode(uint32_t reg)
>
> static void dump_range(uint32_t start, uint32_t end)
> {
> - int i;
> -
> + int i, reg = 0;
> + struct pci_device *dev = intel_get_pci_device();
> + if (IS_CHERRYVIEW(dev->device_id) || IS_VALLEYVIEW(dev->device_id))
> + reg = 0x180000;
> for (i = start; i < end; i += 4)
> printf("0x%X : 0x%X\n", i,
> - *(volatile uint32_t *)((volatile char*)mmio + i));
> + *(volatile uint32_t *)((volatile char*)mmio + i + reg));
> }
>
> static void usage(char *cmdname)
> @@ -129,11 +131,17 @@ int main(int argc, char** argv)
> sscanf(argv[i], "0x%x", ®);
> dump_range(reg, reg + (dwords * 4));
>
> - if (decode_bits)
> - bit_decode(*(volatile uint32_t *)((volatile
> char*)mmio + reg));
> + if (decode_bits) {
> + struct pci_device *dev = intel_get_pci_device();
> + if (IS_CHERRYVIEW(dev->device_id) ||
> + IS_VALLEYVIEW(dev->device_id)) {
> + reg += 0x180000;
> + bit_decode(*(volatile uint32_t *)
> + ((volatile char*)mmio + reg));
> + }
> + }
> }
> }
> -
> intel_register_access_fini();
>
> out:
> --
> 1.7.9.5
>
> _______________________________________________
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--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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