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[Qemu-devel] [PATCH v2 09/18] omap_gpmc: Fix handling of FIFOTHRESHOLDST
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PATCH v2 09/18] omap_gpmc: Fix handling of FIFOTHRESHOLDSTATUS bit |
Date: |
Sun, 28 Aug 2011 17:56:59 +0100 |
The OMAP3 TRM is inconsistent about whether the GPMC FIFOTHRESHOLDSTATUS
bit should be set when FIFOPOINTER > FIFOTHRESHOLD or when it is >=
FIFOTHRESHOLD. Apparently the underlying functional spec from which
the TRM was created states that the behaviour is ">=", and this also
makes more conceptual sense.
Signed-off-by: Peter Maydell <address@hidden>
---
hw/omap_gpmc.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/hw/omap_gpmc.c b/hw/omap_gpmc.c
index b728397..9da8491 100644
--- a/hw/omap_gpmc.c
+++ b/hw/omap_gpmc.c
@@ -222,7 +222,7 @@ static uint64_t omap_gpmc_read(void *opaque,
target_phys_addr_t addr,
return s->prefcontrol;
case 0x1f0: /* GPMC_PREFETCH_STATUS */
return (s->preffifo << 24) |
- ((s->preffifo >
+ ((s->preffifo >=
((s->prefconfig[0] >> 8) & 0x7f) ? 1 : 0) << 16) |
s->prefcount;
--
1.7.1
- [Qemu-devel] [PATCH v2 00/18] onenand, omap_gpmc fixes, features, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 01/18] hw/sysbus: Add sysbus_mmio_get_region(), Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 15/18] omap_gpmc: Accept a zero mask field on omap3630, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 06/18] omap_gpmc: Refactor omap_gpmc_cs_map and omap_gpmc_cs_unmap, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 05/18] omap_gpmc: Clean up omap_gpmc_attach MemoryRegion conversion, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 14/18] hw/omap.h: Add OMAP 3630 to omap_mpu_model enumeration, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 09/18] omap_gpmc: Fix handling of FIFOTHRESHOLDSTATUS bit,
Peter Maydell <=
- [Qemu-devel] [PATCH v2 03/18] hw/onenand: Qdevify, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 13/18] omap_gpmc: Support NAND devices, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 04/18] hw/onenand: Minor spacing fixes, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 12/18] omap_gpmc: Reindent misindented switch statements, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 02/18] hw/onenand: Remove unnecessary argument from onenand_command(), Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 11/18] omap_gpmc: Calculate revision from OMAP model, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 07/18] omap_gpmc: GPMC_IRQSTATUS is write-one-to-clear, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 08/18] omap_gpmc: Wire up the GPMC IRQ correctly, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 00/18] onenand, omap_gpmc fixes, features, Peter Maydell, 2011/08/28
- [Qemu-devel] [PATCH v2 16/18] omap_gpmc: Pull prefetch engine data into sub-struct, Peter Maydell, 2011/08/28