Revert "Merge patch series "pxe: Precursor series for supporting read_all() in extlinux / PXE""

This reverts commit 8bc3542384, reversing
changes made to 698edd63ec.

There are still problems with this series to work out.

Link: https://lore.kernel.org/u-boot/CAFLszTjw_MJbK9tpzVYi3XKGazcv55auBAdgVzcAVUta7dRqcg@mail.gmail.com/
Signed-off-by: Tom Rini <trini@konsulko.com>

include/net-common.h

@@ -475,36 +475,6 @@ int net_init(void);
 enum proto_t;
 int net_loop(enum proto_t protocol);
 
-/* internal function: do not use! */
-int netboot_run_(enum proto_t proto, ulong addr, const char *fname, ulong size,
-		 bool fname_explicit, bool ipv6);
-
-/**
- * netboot_run() - Run a network operation
- *
- * The following proto values are NOT supported:
- *	PING, since net_ping_ip cannot be set
- *	NETCONS, since its parameters cannot bet set
- *	RS, since first_call cannot be set, along with perhaps other things
- *	UDP, since udp_ops cannot be set
- *	DNS, since net_dns_resolve and net_dns_env_var cannot be set
- *	WGET, since DNS must be done first and that is not supported
- *	DHCP6, since the required parameters cannot be passed in
- *
- * To support one of these, either add the required arguments or perhaps a
- * separate function and a struct to hold the information.
- *
- * @proto: Operation to run: TFTPGET, FASTBOOT_UDP, FASTBOOT_TCP, BOOTP,
- *	TFTPPUT, RARP, NFS, DHCP
- * @addr: Load/save address
- * @fname: Filename
- * @size: Save size (not used for TFTPGET)
- * @ipv6: true to use IPv6, false to use IPv4
- * Return 0 on success, else -ve error code
- */
-int netboot_run(enum proto_t proto, ulong addr, const char *fname, ulong size,
-		bool ipv6);
-
 /**
  * dhcp_run() - Run DHCP on the current ethernet device
  *