[OpenBIOS] [PATCH 6/6] escc.c: add DBDMA interrupt properties
Mark Cave-Ayland
mark.cave-ayland at ilande.co.uk
Sat Feb 20 16:51:27 CET 2016
These are required for MacOS to locate the serial port. Also make sure we
add the 2nd integer to each interrupt in order to indicate level/edge
triggering.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland at ilande.co.uk>
---
openbios-devel/drivers/escc.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/openbios-devel/drivers/escc.c b/openbios-devel/drivers/escc.c
index 45ab97f..f03e536 100644
--- a/openbios-devel/drivers/escc.c
+++ b/openbios-devel/drivers/escc.c
@@ -473,10 +473,13 @@ escc_add_channel(const char *path, const char *node, phys_addr_t addr,
(char *)&props, 1 * sizeof(cell)));
props[0] = (0x24) + index;
- props[1] = 0x0;
- props[2] = 0x0;
+ props[1] = 0x1;
+ props[2] = dbdma_offsets[index][0];
+ props[3] = 0x0;
+ props[4] = dbdma_offsets[index][1];
+ props[5] = 0x0;
NEWWORLD(set_property(dnode, "interrupts",
- (char *)&props, 3 * sizeof(cell)));
+ (char *)&props, 6 * sizeof(cell)));
set_int_property(dnode, "slot-names", 0);
--
1.7.10.4
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