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[1/3] hw/omap_l4.c: Add helper function omap_l4_base

Message ID 1309373591-30380-2-git-send-email-peter.maydell@linaro.org
State Superseded
Headers show

Commit Message

Peter Maydell June 29, 2011, 6:53 p.m. UTC 
From: Juha Riihimäki <juha.riihimaki@nokia.com>

Add helper function omap_l4_base() to return the base address of a
particular region of an L4 target agent.

Signed-off-by: Juha Riihimäki <juha.riihimaki@nokia.com>
[Riku Voipio: Fixes and restructuring patchset]
Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
[Peter Maydell: More fixes and cleanups for upstream submission]
Signed-off-by:  Peter Maydell <peter.maydell@linaro.org>
---
 hw/omap.h    |    1 +
 hw/omap_l4.c |    5 +++++
 2 files changed, 6 insertions(+), 0 deletions(-)
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Patch

diff --git a/hw/omap.h b/hw/omap.h
index c227a82..339cc00 100644
--- a/hw/omap.h
+++ b/hw/omap.h
@@ -93,6 +93,7 @@  struct omap_target_agent_s *omap_l4ta_get(
     int cs);
 target_phys_addr_t omap_l4_attach(struct omap_target_agent_s *ta, int region,
                 int iotype);
+target_phys_addr_t omap_l4_base(struct omap_target_agent_s *ta, int region);
 int l4_register_io_memory(CPUReadMemoryFunc * const *mem_read,
                 CPUWriteMemoryFunc * const *mem_write, void *opaque);
 
diff --git a/hw/omap_l4.c b/hw/omap_l4.c
index 4af0ca8..8ab811d 100644
--- a/hw/omap_l4.c
+++ b/hw/omap_l4.c
@@ -146,6 +146,11 @@  struct omap_l4_s *omap_l4_init(target_phys_addr_t base, int ta_num)
     return bus;
 }
 
+target_phys_addr_t omap_l4_base(struct omap_target_agent_s *ta, int region)
+{
+    return ta->bus->base + ta->start[region].offset;
+}
+
 static uint32_t omap_l4ta_read(void *opaque, target_phys_addr_t addr)
 {
     struct omap_target_agent_s *s = (struct omap_target_agent_s *) opaque;