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net: cadence_gem: Make phy respond to broadcast 

Phys must respond to address 0 by specification. Implement.

Signed-off-by: Nathan Rossi <nathan.rossi@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 6f4d53b04ddbfb19895bfb61a595e69f1c08859a.1396594056.git.peter.crosthwaite@xilinx.com
Reviewed-by: Beniamino Galvani <b.galvani@gmail.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Crosthwaite 2014-04-03 23:55:19 -07:00 committed by Peter Maydell
parent 6954a1cd97
commit 5538937368
1 changed files with 2 additions and 2 deletions
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4
hw/net/cadence_gem.c
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@ -1093,7 +1093,7 @@ static uint64_t gem_read(void *opaque, hwaddr offset, unsigned size)
uint32_t phy_addr, reg_num; uint32_t phy_addr, reg_num;
phy_addr = (retval & GEM_PHYMNTNC_ADDR) >> GEM_PHYMNTNC_ADDR_SHFT; phy_addr = (retval & GEM_PHYMNTNC_ADDR) >> GEM_PHYMNTNC_ADDR_SHFT;
if (phy_addr == BOARD_PHY_ADDRESS) { if (phy_addr == BOARD_PHY_ADDRESS || phy_addr == 0) {
reg_num = (retval & GEM_PHYMNTNC_REG) >> GEM_PHYMNTNC_REG_SHIFT; reg_num = (retval & GEM_PHYMNTNC_REG) >> GEM_PHYMNTNC_REG_SHIFT;
retval &= 0xFFFF0000; retval &= 0xFFFF0000;
retval |= gem_phy_read(s, reg_num); retval |= gem_phy_read(s, reg_num);
@ -1193,7 +1193,7 @@ static void gem_write(void *opaque, hwaddr offset, uint64_t val,
uint32_t phy_addr, reg_num; uint32_t phy_addr, reg_num;
phy_addr = (val & GEM_PHYMNTNC_ADDR) >> GEM_PHYMNTNC_ADDR_SHFT; phy_addr = (val & GEM_PHYMNTNC_ADDR) >> GEM_PHYMNTNC_ADDR_SHFT;
if (phy_addr == BOARD_PHY_ADDRESS) { if (phy_addr == BOARD_PHY_ADDRESS || phy_addr == 0) {
reg_num = (val & GEM_PHYMNTNC_REG) >> GEM_PHYMNTNC_REG_SHIFT; reg_num = (val & GEM_PHYMNTNC_REG) >> GEM_PHYMNTNC_REG_SHIFT;
gem_phy_write(s, reg_num, val); gem_phy_write(s, reg_num, val);
} }