diff options
Diffstat (limited to 'hw/omap_l4.c')
-rw-r--r-- | hw/omap_l4.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/hw/omap_l4.c b/hw/omap_l4.c index a19ea70..a0bed5c 100644 --- a/hw/omap_l4.c +++ b/hw/omap_l4.c @@ -21,16 +21,19 @@ #include "omap.h" struct omap_l4_s { + MemoryRegion *address_space; target_phys_addr_t base; int ta_num; struct omap_target_agent_s ta[0]; }; -struct omap_l4_s *omap_l4_init(target_phys_addr_t base, int ta_num) +struct omap_l4_s *omap_l4_init(MemoryRegion *address_space, + target_phys_addr_t base, int ta_num) { struct omap_l4_s *bus = g_malloc0( sizeof(*bus) + ta_num * sizeof(*bus->ta)); + bus->address_space = address_space; bus->ta_num = ta_num; bus->base = base; @@ -43,6 +46,12 @@ target_phys_addr_t omap_l4_region_base(struct omap_target_agent_s *ta, return ta->bus->base + ta->start[region].offset; } +target_phys_addr_t omap_l4_region_size(struct omap_target_agent_s *ta, + int region) +{ + return ta->start[region].size; +} + 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; @@ -150,3 +159,21 @@ target_phys_addr_t omap_l4_attach(struct omap_target_agent_s *ta, int region, return base; } + +target_phys_addr_t omap_l4_attach_region(struct omap_target_agent_s *ta, + int region, MemoryRegion *mr) +{ + target_phys_addr_t base; + + if (region < 0 || region >= ta->regions) { + fprintf(stderr, "%s: bad io region (%i)\n", __FUNCTION__, region); + exit(-1); + } + + base = ta->bus->base + ta->start[region].offset; + if (mr) { + memory_region_add_subregion(ta->bus->address_space, base, mr); + } + + return base; +} |