Define yet another magic number. The definition was copied from:
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/drivers/net/ethernet/intel/e1000e/defines.h?h=v6.0.9#n374
Signed-off-by: Akihiko Odaki <akihiko.od...@daynix.com>
---
hw/net/e1000_regs.h | 7 +++++++
hw/net/e1000e_core.c | 2 +-
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/hw/net/e1000_regs.h b/hw/net/e1000_regs.h
index 9d423f6c09..214ba0f6f2 100644
--- a/hw/net/e1000_regs.h
+++ b/hw/net/e1000_regs.h
@@ -571,6 +571,13 @@
/* PHY Link Partner Ability Register */
#define MII_LPAR_LPACK 0x4000 /* Acked by link partner */
+/* SW Semaphore Register */
+#define E1000_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */
+#define E1000_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */
+#define E1000_SWSM_DRV_LOAD 0x00000008 /* Driver Loaded Bit */
+
+#define E1000_SWSM2_LOCK 0x00000002 /* Secondary driver semaphore bit */
+
/* Interrupt Cause Read */
#define E1000_ICR_TXDW 0x00000001 /* Transmit desc written back */
#define E1000_ICR_TXQE 0x00000002 /* Transmit Queue empty */
diff --git a/hw/net/e1000e_core.c b/hw/net/e1000e_core.c
index fc9cdb4528..a560fcb580 100644
--- a/hw/net/e1000e_core.c
+++ b/hw/net/e1000e_core.c
@@ -2634,7 +2634,7 @@ static uint32_t
e1000e_mac_swsm_read(E1000ECore *core, int index)
{
uint32_t val = core->mac[SWSM];
- core->mac[SWSM] = val | 1;
+ core->mac[SWSM] = val | E1000_SWSM_SMBI;
return val;
}
--
2.38.1
