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add debugs everywhere to octeon eth setup stuff

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This commit is contained in:
Martin Kennedy 2021-02-10 20:39:03 +00:00
parent dc24dcbe61
commit b1ce6e7731
1 changed files with 79 additions and 0 deletions
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79
target/linux/octeon/patches-5.4/703-debug-it-all.patch Normal file
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@ -0,0 +1,79 @@
--- a/arch/mips/cavium-octeon/executive/cvmx-helper.c
+++ b/arch/mips/cavium-octeon/executive/cvmx-helper.c
@@ -1041,12 +1041,14 @@ int cvmx_helper_initialize_packet_io_global(void)
result |= __cvmx_helper_interface_setup_ipd(interface);
result |= __cvmx_helper_interface_setup_pko(interface);
}
-
+ cvmx_dprintf("Gets past end of interfaces setup\n");
result |= __cvmx_helper_global_setup_ipd();
result |= __cvmx_helper_global_setup_pko();
+ cvmx_dprintf("Sets up global helpers\n");
/* Enable any flow control and backpressure */
result |= __cvmx_helper_global_setup_backpressure();
+ cvmx_dprintf("Sets up backpressure helpers\n");
#if CVMX_HELPER_ENABLE_IPD
result |= cvmx_helper_ipd_and_packet_input_enable();
--- a/drivers/staging/octeon/ethernet.c
+++ b/drivers/staging/octeon/ethernet.c
@@ -700,6 +700,7 @@ static int cvm_oct_probe(struct platform_device *pdev)
cvm_oct_configure_common_hw();
cvmx_helper_initialize_packet_io_global();
+ pr_err("OK, we got out of packet_io_global()\n");
if (receive_group_order) {
if (receive_group_order > 4)
@@ -709,9 +710,11 @@ static int cvm_oct_probe(struct platform_device *pdev)
pow_receive_groups = BIT(pow_receive_group);
}
+ pr_err("We got through receive_group_order\n");
/* Change the input group for all ports before input is enabled */
num_interfaces = cvmx_helper_get_number_of_interfaces();
for (interface = 0; interface < num_interfaces; interface++) {
+ pr_err("We are starting on interface %d\n", interface);
int num_ports = cvmx_helper_ports_on_interface(interface);
int port;
@@ -752,14 +755,14 @@ static int cvm_oct_probe(struct platform_device *pdev)
pip_prt_tagx.s.grptag = 0;
pip_prt_tagx.s.grp = pow_receive_group;
}
-
+ pr_err("COULD IT BE CSR WRITES???\n");
cvmx_write_csr(CVMX_PIP_PRT_TAGX(port),
pip_prt_tagx.u64);
}
}
-
+ pr_err("COULD it be cvmx_helper_ipd_and_packet_input_enable???\n");
cvmx_helper_ipd_and_packet_input_enable();
-
+ pr_err("COULD it be this memset??\n");
memset(cvm_oct_device, 0, sizeof(cvm_oct_device));
/*
@@ -804,6 +807,7 @@ static int cvm_oct_probe(struct platform_device *pdev)
}
}
+ pr_err("OK, we got THIS far, all the way to the interface init. Which is weird, we shoulda crashed by now\n");
num_interfaces = cvmx_helper_get_number_of_interfaces();
for (interface = 0; interface < num_interfaces; interface++) {
cvmx_helper_interface_mode_t imode =
@@ -860,8 +864,10 @@ static int cvm_oct_probe(struct platform_device *pdev)
break;
case CVMX_HELPER_INTERFACE_MODE_XAUI:
- dev->netdev_ops = &cvm_oct_xaui_netdev_ops;
- strscpy(dev->name, "xaui%d", sizeof(dev->name));
+ if (of_device_is_available(priv->of_node)) {
+ dev->netdev_ops = &cvm_oct_xaui_netdev_ops;
+ strscpy(dev->name, "eth%d", sizeof(dev->name));
+ }
break;
case CVMX_HELPER_INTERFACE_MODE_LOOP: