Allow attaching devices to OMAP UARTs.

Also avoid two signedness warnings in hw/omap2.c.
The API to attach new devices to serials is fine, bu the implementation
is a hack.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5263 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 13 insertions, 1 deletions

diff --git a/hw/omap1.c b/hw/omap1.c
index 101d36b..f74637d 100644
--- a/hw/omap1.c
+++ b/hw/omap1.c
@@ -1983,6 +1983,8 @@ struct omap_uart_s {
     SerialState *serial; /* TODO */
     struct omap_target_agent_s *ta;
     target_phys_addr_t base;
+    omap_clk fclk;
+    qemu_irq irq;
 
     uint8_t eblr;
     uint8_t syscontrol;
@@ -2007,6 +2009,9 @@ struct omap_uart_s *omap_uart_init(target_phys_addr_t base,
     struct omap_uart_s *s = (struct omap_uart_s *)
             qemu_mallocz(sizeof(struct omap_uart_s));
 
+    s->base = base;
+    s->fclk = fclk;
+    s->irq = irq;
     s->serial = serial_mm_init(base, 2, irq, omap_clk_getrate(fclk)/16,
                                chr ?: qemu_chr_open("null"), 1);
 
@@ -2108,13 +2113,20 @@ struct omap_uart_s *omap2_uart_init(struct omap_target_agent_s *ta,
                     omap_uart_writefn, s);
 
     s->ta = ta;
-    s->base = base;
 
     cpu_register_physical_memory(s->base + 0x20, 0x100, iomemtype);
 
     return s;
 }
 
+void omap_uart_attach(struct omap_uart_s *s, CharDriverState *chr)
+{
+    /* TODO: Should reuse or destroy current s->serial */
+    s->serial = serial_mm_init(s->base, 2, s->irq,
+                    omap_clk_getrate(s->fclk) / 16,
+                    chr ?: qemu_chr_open("null"), 1);
+}
+
 /* MPU Clock/Reset/Power Mode Control */
 static uint32_t omap_clkm_read(void *opaque, target_phys_addr_t addr)
 {